The equation of the line in the slope-intercept form will be y = (-2/3)x - 2.
Given that:
Points, (-3, -4) and (6, -10)
The equation of the line in slope-intercept form is written as,
y = mx + b
The slope of the line is calculated as,
m = (y2 - y1) / (x2 - x1)
m = (-10 - (-4)) / (6 - (-3))
m = -6 / 9
m = -2/3
Now, to find the y-intercept, we can use the point-slope form of a line:
y - y1 = m(x - x1)
y - (-4) = (-2/3)(x - (-3))
y = (-2/3)x - 2
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50 POINTS
Ron has a homeowner’s insurance policy, which covers theft, with a deductible of d dollars. Two bicycles, worth b dollars each, and some tools, worth t dollars, were stolen from his garage. If the value of the stolen items was greater than the deductible, represent the amount of money the insurance company will pay algebraically.
Algebraically, the amount of money the insurance company will pay, represented as P, is equal to the total value of the stolen items (2b + t) minus the deductible (d).
Let's denote the amount of money the insurance company will pay as P. In this scenario, if the value of the stolen items is greater than the deductible, the insurance company will cover the loss, and Ron will receive compensation for the stolen items.
The total value of the stolen items can be calculated by adding the value of the bicycles (2b) and the value of the tools (t). So, the total value of the stolen items is 2b + t.
If the total value of the stolen items is greater than the deductible (d), then the insurance company will pay the difference between the total value and the deductible. Mathematically, this can be represented as:
P = (2b + t) - d
Therefore, algebraically, the amount of money the insurance company will pay, represented as P, is equal to the total value of the stolen items (2b + t) minus the deductible (d).
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What meaning of the statement this?
Note that the notation "∪C = {x : x ∈ for some S ∈ C} = ∪ { S:S ∈ C}" represents a mathematical statement involving sets.
What is the explanation of this ?∪C : This represents the union (∪) of the sets in C.
{x : x ∈ for some S ∈ C}: This is the description or definition of the elements in the set formed by the union of sets in C.
It states that an element x belongs to the union of sets in C if and only if x belongs to at least one set S that is an element of the set C.
= ∪{ S:S ∈ C} : This means that the union (∪) of sets in C is equal to the union of all sets S that belong to the set C.
In summary, the statement is saying that the union of sets in C consists of all elements that belong to at least one set in C. It is the combined collection of elements from all sets in C.
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PLEASE HELP ASAP! I WILL GIVE BRAINLIEST!!!!!
Jack bought a tree to plant in his front yard. The tree grows at an approximate rate of 9 inches per year. After 4 years, the tree is 5 feet tall. Write an equation in slope-intercept form to find the height (in feet) of the tree, y, after x years. Then, find the number of years it will take the tree to reach 20 feet
The equation in slope-intercept form to find the height is y = 0.75x + 5 and the number of years it will take the tree to reach 20 feet is 24
The linear equation to find the height (in feet) of the treeThe given parameters in the question are
Growth = 9 inches per year
Length of the tree after 4 years = 5 feet
Convert inches to feet
So, we have
Growth = 0.75 feet per year
A linear equation of this scenario is represented as
Length = Growth * Number of years + Initial length
So, we have
y = Growth * x + Initial length
This gives
5 = 0.75 * 4 + Initial length
Evaluate
Initial length = 2
So, the equation is
y = 0.75x + 2
The number of years it will take the tree to reach 20 feetThis means that
y = 20
Recall that
y = 0.75x + 2
So, we have
0.75x + 2 = 20
Evaluate
0.75x = 18
Divide by 0.75
x = 24
Hence, the number of years is 24
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If m/8 = 133°, find m/1.
Answer:
1064
Step-by-step explanation:
If m/8 = 133°, find m/1.
m/1 = m (Any number, except zero, divided by itself is 1)
m : 8 = 133 : 1
m = 8 * 133 : 1
m = 1064
----------------------
check
1064 : 8 = 133 : 1
133 = 133
the answer is good
Express 2.025 as a fraction in its lowest term
Answer:
The Answer is -> -> 81/400
Step-by-step explanation:
2025/10000 -:- 5/5,
405/2000 -:- 5/5,
81/400
Please help it was due a week ago I numbered them (with poor handwriting) anyways yeah please help
Answer:
Functions - 2, 3
Not a Function - 1, 4, 5, 6
Use multiplication to find 4% of 2,475.
4% of 2,475 is ______
Answer:
Step-by-step explanation:
4 percent *2475 = 99
sorry cant do the multiplcation on here
Answer:
99
Step-by-step explanation:
A stone is dropped from the upper observation deck of a tower, 950 m above the ground. (Assume g = 9.8 m/s2.)
(a) Find the distance (in meters) of the stone above ground level at time t.
h(t) = 13.92
(b) How long does it take the stone to reach the ground? (Round your answer to two decimal places.)
s
(c) With what velocity does it strike the ground? (Round your answer to one decimal place.)
m/s
(d) If the stone is thrown downward with a speed of 6 m/s, how long does it take to reach the ground? (Round your answer to two decimal places.)
s
a) The distance of the stone above ground level at any time t is given by h(t) = 950 + 4.9t², where h(t) is measured in meters and t is measured in seconds.
b) It takes approximately 13.93 seconds for the stone to reach the ground.
c) The stone strikes the ground with a velocity of approximately 136.04 m/s.
d) It takes approximately 16.75 seconds for the stone thrown downward with a speed of 6 m/s to reach the ground.
When objects are dropped or thrown from a height, their speed and position can be determined using physics equations. In this problem, we will calculate the distance, time, and velocity of a stone dropped from a tower.
First, we need to determine the equation for the height of the stone above the ground at any given time t. We can use the formula:
h(t) = h0 + vt + 0.5at²
where h0 is the initial height, v is the initial velocity (which is zero for a dropped object), a is the acceleration due to gravity (g = 9.8 m/s^2), and t is the time since the stone was dropped.
Using the given values, we can plug in the numbers and simplify:
h(t) = 950 + 0t + 0.5(9.8)t²
h(t) = 950 + 4.9t²
To find the time it takes for the stone to reach the ground, we need to set h(t) = 0 and solve for t:
0 = 950 + 4.9t^2
t^2 = 193.88
t ≈ 13.93 seconds
To find the velocity at which the stone strikes the ground, we can use the formula:
v = v₀ + at
where v₀ is the initial velocity (which is zero for a dropped object) and a is the acceleration due to gravity (g = 9.8 m/s²). We can plug in the values for t and solve for v:
v = 0 + 9.8(13.93)
v ≈ 136.04 m/s
Finally, if the stone is thrown downward with a speed of 6 m/s, we can use the same formula for h(t) as before, but with an initial velocity of -6 m/s. We can then find the time it takes to reach the ground using the same method as before:
h(t) = 950 - 6t + 0.5(9.8)t²
0 = 950 - 6t + 4.9t²
t² - 1.22t - 193.88 = 0
t ≈ 16.75 seconds
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The triangle and the rectangle have the same area.
All lengths are in cm.
7x + 2
a Form an equation in x.
b Solve your equation to find x.
c Work out the area of the shapes.
1
2x + 7
The length of one side of the equilateral triangle in terms of x is 6x.
To find the length of one side of the equilateral triangle in terms of x, we need to consider the perimeter of both the rectangle and the equilateral triangle.
The perimeter of a rectangle is given by the formula:
Perimeter of rectangle = 2(length + width)
In this case, the length of the rectangle is 7x cm, and the width is 2x cm. Substituting these values into the formula, we have:
Perimeter of rectangle = 2(7x + 2x) = 2(9x) = 18x
We are told that the equilateral triangle has the same perimeter as the rectangle.
Since an equilateral triangle has all sides equal, the perimeter can be calculated by multiplying the length of one side by 3.
Therefore, we have:
Perimeter of equilateral triangle = 3(side length)
Since the perimeter of the equilateral triangle is equal to the perimeter of the rectangle (18x), we can set up the equation:
3(side length) = 18x
Dividing both sides of the equation by 3, we get:
side length = 6x
Hence, the length of one side of the equilateral triangle in terms of x is 6x.
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The complete question may be like: A rectangle measures 2x cm by 7x cm. An equilateral triangle has the same perimeter as the rectangle. What is the length of one side of the triangle in terms of x?
A steel safe with mass 2200 kg falls onto concrete. Just
before hitting the concrete its speed is 40 m/s, and it smashes
without rebounding and ends up being 0.06 m shorter than
before. What is the approximate magnitude of the force exerted
on the safe by the concrete? How does this compare with the
gravitational force of the Earth on the safe? Explain your analysis
carefully, and justify your estimates on physical grounds.
The kinetic energy of the safe increases the force exerted by the concrete
to several times the weight of the safe.
The magnitude of the force exerted on the safe by the concrete on the is approximately \(\underline{29.\overline 3 \, \mathrm{MN}}\)The concrete exerts a force that is approximately 1,359.16 times the weight of the safe.Reasons:
First part
The mass of the steel safe, m = 2,200 kg
Velocity of the safe just before it hits the concrete, v = 40 m/s
The amount by which the safe was compressed, d = 0.06 m
The kinetic energy, K.E., of the safe just before it hits the round is therefore;
\(\displaystyle K.E. = \mathbf{\frac{1}{2} \cdot m \cdot v^2}\)
\(\displaystyle K.E._{safe} = \frac{1}{2} \times 2,200 \times 40^2 = 1,760,000 \ Joules\)
Work done by concrete, W = Force, F × Distance, d
\(\displaystyle Force, \, F = \mathbf{\frac{Work, \, W}{Distance, \, d}}\)By the law of conservation of energy, we have;
The work done by the concrete, W = The kinetic energy, K.E. given by the safe
W = K.E. = 1,760,000 J
The effect of the work = The change in the height of the safe
Therefore;
The distance, d, over which the force of the concrete is exerted = The change in the height of the safe = 0.06 m
d = 0.06 m
Therefore;
\(\displaystyle The \ force \ of \ the \ concrete, \, F = \frac{1,760,000\, J}{0.06 \, m} = 29,333,333. \overline 3 \, N = 29.\overline 3 \ MN\)
The force of the concrete on the safe = \(\underline{29.\overline 3 \ MN}\)Second part:
The gravitational force of the Earth on the safe, W = The weight of the safe
W = Mass, m × Acceleration due to gravity, g
W = 2,200 kg × 9.81 m/s² ≈ 21,582 N
The ratio of the force exerted by the concrete to the weight of the safe is found as follows;
\(\displaystyle Ratio \ of \ forces = \frac{29.\overline 3 \times 10^6 \, N}{21,582 \, N} = \frac{4,000,000}{2,943} \approx \mathbf{1359.16}\)
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PLEASEEEEE HELP MEEEEEE
Answer:
A) Vector component for the cruise ship: (0, -22)
B) Vector component for the Gulf Stream: (4, 0)
C) Resultant vector: (4, -22)
D) Resultant velocity: Approximately 22.4 mph (rounded to the nearest tenth)
E) Resultant direction: Approximately -80.5 degrees (rounded to the nearest tenth)
Step-by-step explanation:
To solve this problem, we'll consider the velocities of the cruise ship and the Gulf Stream as vectors and calculate their components and resultant vector. Then we'll find the magnitude (resultant velocity) and direction (resultant direction) of the resultant vector.
Given:
Cruise ship velocity (south): 22 mph
Gulf Stream velocity (east): 4 mph
A) Vector component for the cruise ship:
The cruise ship is traveling south, so its velocity vector is (0, -22).
B) Vector component for the Gulf Stream:
The Gulf Stream is flowing east, so its velocity vector is (4, 0).
C) Resultant vector:
To find the resultant vector, we'll add the two velocity vectors together:
Resultant vector = Cruise ship velocity + Gulf Stream velocity
Resultant vector = (0, -22) + (4, 0)
Resultant vector = (0 + 4, -22 + 0)
Resultant vector = (4, -22)
D) Resultant velocity:
The magnitude of the resultant vector gives us the resultant velocity. We can use the Pythagorean theorem to calculate it:
Resultant velocity = sqrt((x-component)^2 + (y-component)^2)
Resultant velocity = sqrt((4)^2 + (-22)^2)
Resultant velocity = sqrt(16 + 484)
Resultant velocity = sqrt(500)
Resultant velocity ≈ 22.4 mph (rounded to the nearest tenth)
E) Resultant direction:
The direction of the resultant vector can be found using trigonometry. We'll use the inverse tangent function (arctan) to find the angle between the resultant vector and the positive x-axis.
Resultant direction = arctan(y-component / x-component)
Resultant direction = arctan(-22 / 4)
Resultant direction ≈ -1.405 radians or -80.5 degrees (rounded to the nearest tenth)
Therefore, the answers are:
A) Vector component for the cruise ship: (0, -22)
B) Vector component for the Gulf Stream: (4, 0)
C) Resultant vector: (4, -22)
D) Resultant velocity: Approximately 22.4 mph (rounded to the nearest tenth)
E) Resultant direction: Approximately -80.5 degrees (rounded to the nearest tenth)
Solve for x.
37°
8 cm
x = [?] cm
X
Round to the nearest hundredth.
X
The measure of side length x in the right triangle is approximately 6.03 cm.
What is the measure of side length x?The figure in the image is a right triangle having one of its interior angle at 90 degrees.
From the figure:
Angle θ = 37 degrees
Adjacent to angle θ = 8 cm
Opposite to angle θ = x
To solve for the missing side length x, we use the trigonometric ratio.
Note that: tangent = opposite / adjacent
Hence:
tan( θ ) = opposite / adjacent
Plug in the given values and solve for x:
tan( 37 ) = x / 8
x = tan( 37 ) × 8
x = 6.03 cm
Therefore, the value of x is 6.03 cm.
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What is the present value of R13 000 p.a. invested at the beginning of each year for 8years at 10%p.a. compound interest? (NB Use the compound interest tables provided or work to three decimal places only.)
Given statement solution is :- The present value of R13,000 per year invested for 8 years at 10% compound interest is approximately R69,776.60.
To calculate the present value of an investment with compound interest, we can use the formula for the present value of an annuity:
PV = A *\((1 - (1 + r)^(-n)) / r\)
Where:
PV = Present value
A = Annual payment or cash flow
r = Interest rate per period
n = Number of periods
In this case, the annual payment (A) is R13,000, the interest rate (r) is 10% per year, and the investment is made for 8 years (n).
Using the formula and substituting the given values, we can calculate the present value:
PV = \(13000 * (1 - (1 + 0.10)^(-8)) / 0.10\)
Calculating this expression:
PV = \(13000 * (1 - 1.10^(-8)) / 0.10\)
= 13000 * (1 - 0.46318) / 0.10
= 13000 * 0.53682 / 0.10
= 6977.66 / 0.10
= 69776.6
Therefore, the present value of R13,000 per year invested for 8 years at 10% compound interest is approximately R69,776.60.
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A copy machine makes 126 copies in 4 minutes and 30 seconds. How many copies does it make per minute?
Answer:
it makes about 41 copies per minute
find the value of X for which L is parallel to M. the diagram is not to scale.
what does b = help plzz
Answer:
128
Step-by-step explanation:
Answer:128
Step-by-step explanation:
It is 128 because the WHOLE angle is 180 degrees and if 52 degrees are covered the other remaining is b so 180 degrees-52 degrees is 128 degrees
how many solution does 5x - 1 = 10x -4 - 5 x + 3 have?
Yavonne has $15.90 in her checking account. She needs to buy items that cost $3.18 each. How many of these items can she buy?
a
4
b
5
c
6
d
7
Answer:
5.
Step-by-step explanation:
15.90 / 3.18 =
Write an explicit rule for the recursive rule.
a1=4,an=an−1+17
The explicit rule for the recursive rule is a(n) = 4 + (n - 1)d
How to determine the explicit rule for the recursive ruleFrom the question, we have the following parameters that can be used in our computation:
a1=4,
an=an−1+17
The above definitions imply that we simply add 17 to the previous term to get the current term
Using the above as a guide,
so, we have the following representation
First term, a = 4
Common difference, d = 17
The nth term of a sequence is
a(n) = a + (n -1)d
So, we have
a(n) = 4 + (n - 1)d
Hence, the explicit rule is a(n) = 4 + (n - 1)d
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Select the correct answer.
The volume of one of the Great Lakes is 3.5 × 103 cubic kilometers. If there are 6.3 × 107 fish in the lake, what is the average number of fish per cubic kilometer?
A.
2.205 × 1011
B.
1.8 × 104
C.
1.8 × 1010
D.
2.205 × 104
How can I factor the following expression by grouping:
a) 4x^3 - 2x^2 + 8x - 4
The factored expression of 4x³ - 2x² + 8x - 4 is (2x² + 4)(2x - 1) by grouping
How to factor the expression by groupingFrom the question, we have the following parameters that can be used in our computation:
4x³ - 2x² + 8x - 4
Group the expression in 2's
So, we have
(4x³ - 2x²) + (8x - 4)
Factorize each group
2x²(2x - 1) + 4(2x - 1)
So, we have
(2x² + 4)(2x - 1)
Hence, the factored expression is (2x² + 4)(2x - 1)
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An investor wants to save money to purchase real estate. She buys an annuity with yearly payments that earn 5.3% interest compounded annually payments will be made at the end of each year find the total value of the annuity in 16 years if each yearly payment is 693.
The total value of the annuity in 16 years, with yearly payments of $693 and an interest rate of 5.3% compounded annually, is approximately $12,739.62.
To calculate the total value of the annuity in 16 years, we can use the formula for the future value of an annuity:
FV = P * ((1 + r)^n - 1) / r
Where:
FV is the future value of the annuity,
P is the yearly payment,
r is the interest rate per compounding period, and
n is the number of compounding periods.
In this case, the yearly payment (P) is $693, the interest rate (r) is 5.3% or 0.053, and the number of compounding periods (n) is 16.
Let's substitute these values into the formula and calculate the total value of the annuity:
FV = 693 * ((1 + 0.053)^16 - 1) / 0.053
FV = 693 * (1.053^16 - 1) / 0.053
Using a calculator, we can evaluate the expression inside the parentheses:
1.053^16 ≈ 1.9738
Substituting this value back into the formula:
FV = 693 * (1.9738 - 1) / 0.053
FV = 693 * 0.9738 / 0.053
FV ≈ 12739.62
Therefore, the total value of the annuity in 16 years, with yearly payments of $693 and an interest rate of 5.3% compounded annually, is approximately $12,739.62.
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Underline the abstract nouns in the sentences. 1. Loyalty and patriotism are admired in citizens.
Answer:
Loyalty and patriotism are admired in citizens.
Answer:
Step-by-step explanation:
First of all, pick out the nouns.
Loyalty
Patriotism
Citizens
Now here's the thing. You can touch or smell or see or hear or feel (with your hands) concrete nouns. If you can't touch them etc., they are abstract nouns.
You can touch a citizen. If you don't believe me, go hug your mom. But how do you touch Loyalty and Patriotism? You can't. So those two nouns are your abstract nouns.
Suppose findmin is an algorithm that finds the minimum of a set and has a worst-case time complexity of Oxn). The function prepend takes a set and adds a new element in the first position. The given algorithm sorts a list in ascending order.
The worst case complexity for the algorithm is O(n²)
In the worst case, every time we call the function findmin(list)
where list of length n, it will take O(n) operations.
For simplicity we can assume it will take n operations.
Since in each call , list decreases in one element until it is finally empty.
the number of operations in the while loop is:
n(n-1)+(n-2)+....2+1 = n(n+1)/2= (n²+n)/2
Therefore the worst case complexity for the algorithm is O(n²).
Thus, time complexity is the number of activities a calculation performs to get done with its responsibility (taking into account that every activity requires some investment). The calculation that plays out the undertaking in the most modest number of activities is viewed as the most effective one regarding the time complexity.
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HELP FAST FAST FAST FAST
Answer:
the sum of the numbers on Ella's five cards is -5
Step-by-step explanation:
PLEASE ANSWER!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
OMG PLS NOBODY ANSWERS
YOU GET 100 POINTS
PLS PLS PLS PLS PLS PLS
Answer:
11
Step-by-step explanation:
You want the degree of the monomial -3q⁴rs⁶.
DegreeThe degree of a variable expression is its exponent. The degrees of the variables in the given expression are ...
q: 4
r: 1
s: 6
The degree of their product is the sum of the exponents:
monomial degree = 4 + 1 + 6 = 11
The degree is 11.
<95141404393>
dilation of 1.5 about the origin
Answer:
Step-by-step explanation:
use the rule they tell you of 1.5
so (x,y) ⇔1.5(x,y)
w = (2,0)
x = ( 0,2)
y = (-2, 1)
z = (0, -2)
1.5(x,y)
W' = (3,0)
X'= (0, 3)
Y' = ( -3, 1.5)
Z' = (0, -3)
nice :)
(3/8, - (sqrt(55))/8) Find csc t.
The CSC of the expression \(\left(\frac{3}{8},-\frac{\sqrt{55}}{8}\right)\) is mathematically given as
\(\csc (\theta)=-\frac{8 \sqrt{55}}{55}\)
This is further explained below.
What is the CSC ?Generally, the equation for the Problem is mathematically given as
\(\left(\frac{3}{8},-\frac{\sqrt{55}}{8}\right)\)
Therefore
To find the \($\csc (\theta)$\) between the x-axis and the line between the points (0,0) and \(\left(\frac{3}{8},-\frac{\sqrt{55}}{8}\right),\) draw the triangle between the three points \((0,0),\left(\frac{3}{8}, 0\right)$, and $\left(\frac{3}{8},-\frac{\sqrt{55}}{8}\right)$\)
Opposite \($:-\frac{\sqrt{55}}{8}$\)
Adjacent :\($\frac{3}{8}$\)
Find the hypotenuse using the Pythagorean theorem \($c=\sqrt{a^2+b^2}.\)
\($\csc (\theta)=\frac{\text { Hypotenuse }}{\text { Opposite }}$\)
therefore
\(\csc (\theta)=\frac{1}{-\frac{\sqrt{65}}{8}}$.\)
\(\frac{1}{-\frac{\sqrt{55}}{8}}\)
Simplify\(\csc (\theta)\)
\(\csc (\theta)=-\frac{8 \sqrt{55}}{55}\)
Approximate the result.
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What were the rental rates?
answer/explanation:
d = daily rental chargem = the charge per mileJon rented a car from a company that charged a daily rental fee and a mileage charge. He rented the car for 6 days and drove 300 miles and was charged $285.6d + 300m = 285His friend Amanda later rented the same car for 7 days and drove 260 miles and was charged $310.7d + 260m = 310by solving the system of equations6d + 300m = 2857d + 260m = 310we findd = $35m = $0.25the daily rental charge is $35.the company charge per mile is $0.25.hope this helps
How to use Pascal’s triangle to find x^2 using the difference quotient formula
Using Pascal's triangle and the difference quotient formula, we expand (x + h)^2 and simplify the expression to (2hx + h^2) / h. As h approaches 0, the term h becomes negligible, and we are left with 2x, which represents the derivative of x^2.
To use Pascal's triangle to find x^2 using the difference quotient formula, we can follow these steps:
1. Write the second row of Pascal's triangle: 1, 1.
2. Use the coefficients in the row as the binomial coefficients for (x + h)^2. In this case, we have (1x + 1h)^2.
3. Expand (x + h)^2 using the binomial theorem: x^2 + 2hx + h^2.
4. Apply the difference quotient formula: f(x + h) - f(x) / h.
5. Substitute the expanded expression into the formula: [(x + h)^2 - x^2] / h.
6. Simplify the numerator: (x^2 + 2hx + h^2 - x^2) / h.
7. Cancel out the x^2 terms in the numerator: (2hx + h^2) / h.
8. Divide both terms in the numerator by h: 2x + h.
9. As h approaches 0, the term h becomes negligible, and we are left with the derivative of x^2, which is 2x.
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