When two parallel lines are cut by a transversal, then the alternate exterior angles angles are congruent. Looking at the given figure,
a and b are parallel lines and t is a transversal. This means that angle 2 and 8 are alternate angles. Since they lie on the exterior of both lines a and b, they are alternate exterior angles. The correct option is
Alternate exterior angles are congruent
Suppose Charmaine places $6,000 in an account that pays 18% interest compounded each year.
Assume that no withdrawals are made from the account.
After 5 years, the investment of $6,000 will grow to approximately $15,819.90 with an interest rate of 18% compounded annually.
If Charmaine places $6,000 in an account that pays 18% interest compounded annually, we can calculate the future value of the investment using the compound interest formula.
The formula to calculate the future value (FV) of an investment with compound interest is given by:
FV = P\((1 + r/n)^(n*t)\)
Where:
- FV represents the future value
- P represents the principal amount (initial investment)
- r represents the annual interest rate (in decimal form)
- n represents the number of compounding periods per year
- t represents the number of years
In this case, Charmaine places $6,000 in the account, the interest rate is 18% (0.18 in decimal form), and the interest is compounded annually (n = 1).
Let's calculate the future value of the investment after a certain number of years.
For example, if we want to find the future value after 5 years, we would substitute the values into the formula:
FV = 6000\((1 + 0.18/1)^(1*5)\)
Calculating this expression, we get:
FV = 6000(1 + 0.18)^(5)
≈ 6000\((1.18)^(5)\)
≈ 6000(2.63665)
≈ $15,819.90
Therefore, after 5 years, the investment of $6,000 will grow to approximately $15,819.90 with an interest rate of 18% compounded annually.
It's important to note that the compound interest formula assumes no withdrawals or additional deposits made during the investment period. Additionally, interest rates and compounding frequencies may vary depending on the specific terms and conditions of the account.
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in what time will a sum of rs2000 amounts to rs2240 at 4% pa simple interest
Answer: The time it takes for a sum of money to amount to a certain amount at a certain interest rate can be calculated using the following formula:
Time = (100 x (Amount - Principal)) / (Principal x Rate)
In this case, the principal is Rs. 2000, the amount is Rs. 2240, and the rate is 4%. Therefore, the time is:
Time = (100 x (2240 - 2000)) / (2000 x 4) = 3 years
Therefore, it will take 3 years for Rs. 2000 to amount to Rs. 2240 at 4% simple interest.
Step-by-step explanation:
I need help with this differential equation.
(i) The partial fraction decomposition of\(100/(x^7 * (10 - x))\) is\(100/(x^7 * (10 - x)) = 10/x^7 + (1/10^5)/(10 - x).\) (ii) The expression for t in terms of x is t = 10 ± √(100 + 200/x).
(i) To express the rational function 100/(\(x^7\) * (10 - x)) in partial fractions, we need to decompose it into simpler fractions. The general form of partial fractions for a rational function with distinct linear factors in the denominator is:
A/(factor 1) + B/(factor 2) + C/(factor 3) + ...
In this case, we have two factors: \(x^7\) and (10 - x). Therefore, we can express the given rational function as:
100/(\(x^7\) * (10 - x)) = A/\(x^7\) + B/(10 - x)
To determine the values of A and B, we need to find a common denominator for the right-hand side and combine the fractions:
100/(x^7 * (10 - x)) = (A * (10 - x) + B * \(x^7\))/(\(x^7\) * (10 - x))
Now, we can equate the numerators:
100 = (A * (10 - x) + B * \(x^7\))
To solve for A and B, we can substitute appropriate values of x. Let's choose x = 0 and x = 10:
For x = 0:
100 = (A * (10 - 0) + B * \(0^7\))
100 = 10A
A = 10
For x = 10:
100 = (A * (10 - 10) + B *\(10^7\))
100 = B * 10^7
B = 100 / 10^7
B = 1/10^5
Therefore, the partial fraction decomposition of 100/(\(x^7\) * (10 - x)) is:
100/(\(x^7\) * (10 - x)) = 10/\(x^7\) + (1/10^5)/(10 - x)
(ii) Given the differential equation: dx/dt = (1/100) *\(x^2\) * (10 - x)
We are also given x = 1 when t = 0.
To solve this equation and obtain an expression for t in terms of x, we can separate the variables and integrate both sides:
∫(1/\(x^2\)) dx = ∫((1/100) * (10 - x)) dt
Integrating both sides:
-1/x = (1/100) * (10t - (1/2)\(t^2\)) + C
Where C is the constant of integration.
Now, we can substitute the initial condition x = 1 and t = 0 into the equation to find the value of C:
-1/1 = (1/100) * (10*0 - (1/2)*\(0^2\)) + C
-1 = 0 + C
C = -1
Plugging in the value of C, we have:
-1/x = (1/100) * (10t - (1/2)\(t^2\)) - 1
To solve for t in terms of x, we can rearrange the equation:
1/x = -(1/100) * (10t - (1/2)\(t^2\)) + 1
Multiplying both sides by -1, we get:
-1/x = (1/100) * (10t - (1/2)\(t^2\)) - 1
Simplifying further:
1/x = -(1/100) * (10t - (1/2)\(t^2\)) + 1
Now, we can isolate t on one side of the equation:
(1/100) * (10t - (1/2)t^2) = 1 - 1/x
10t - (1/2)t^2 = 100 - 100/x
Simplifying the equation:
(1/2)\(t^2\) - 10t + (100 - 100/x) = 0
At this point, we have a quadratic equation in terms of t. To solve for t, we can use the quadratic formula:
t = (-(-10) ± √((-10)^2 - 4*(1/2)(100 - 100/x))) / (2(1/2))
Simplifying further:
t = (10 ± √(100 + 200/x)) / 1
t = 10 ± √(100 + 200/x)
Therefore, the expression for t in terms of x is t = 10 ± √(100 + 200/x).
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The clerk at the grocery store makes $12 an hour. How much will be made in 40 hours?
Answer:480$
Step-by-step explanation:
Hope this helps
Answer:
480
Step-by-step explanation:
Which is the correct equation for a line that passes through the points (-2,7) and (2,-5)?
y=3x+5
y=1/3x+3
y= -3x-12
y= -3x+1
Answer:
y= -3x+1
Step-by-step explanation:
x1= -2 x2=2 y1=7 y2=-5
using the formula
(y-y1)/(x-x1)=(y2-y1)/(x2-x1)
(y-7)/(x-(-2))=(-5-7)/(2-(-2))
(y-7)/(x+2)=(-5-7)/(2+2)
(y-7)/(x+2)=(-12)/4
(y-7)/(x+2)=-3
cross multiply
y-7=-3(x+2)
y-7=-3x-6
y=-3x-6+7
y=-3x+1
Determine the intervals on which the function is (a) increasing; (b) decreasing; (c) constant.
For a given function, y = F(x), the function is known as an increasing function if the value of y increases as the value of x increases, and the function is known as a decreasing function if the value of y decreases as the value of x increases.
How can you tell whether a function is neither growing nor shrinking?If f'(x)>0 or f'(x)0, then f is increasing in that interval; if f'(x)=0, then f is neither increasing nor decreasing in that interval.
You must first take the derivative, then make it equal to 0, and then determine which zero values the function is positive between in order to determine when a function is rising. In order to determine when the function is positive and, thus, rising, test values on all sides of these.
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Multiply the product
(m+3)(m-3)
Answer:
The answer to (m+3)(m-3) is m^2-9.
Step-by-step explanation:
We will use distributive law to solve this question.
m(m-3)+3(m-3)
= m^2-3m+3m-9
= m^2-9 (since, 3m-3m=0)
As an alternative method, we can use the direct rule learned in algebra: (a+b)(a-b)=a^2-b^2.
so, here a=m and b=3.
(m+3)(m-3)
=m^2-3^2
=m^2-9
i need help can someone give me answers
Answer:
Step-by-step explanation:6 type
5/25=1/5=20%
1-1/5=4/5=80%
The types of candles are 6. And the probability of a small pink candle and NOT a small pink candle will be 0.20 and 0.80, respectively
What is probability?Its fundamental concept is that someone will nearly surely occur. The proportion of positive events in comparison to the total of occurrences.
Then the probability is given as,
P = (Favorable event) / (Total event)
The table is given below.
Small Medium Large Total
White 9 3 5 17
Pink 5 2 1 8
Total 14 5 6 25
The types of candles are given as,
⇒ 2 x 3
⇒ 6
The probability of a small pink candle is as,
P = 5/25
P = 0.20
The probability of NOT a small pink candle is as,
Q = 1 - P
Q = 1 - 0.20
Q = 0.80
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Find the area of the triangle.
3 yd!
2.
12 yd
The area of the triangle is
square yards.
Can someone help me with 5, 6, and 7 I’ll mark as brainliest. You don’t have to explain if you don’t want to. Just answer is fine
5. Area = 63.75 square units
Perimeter = 34 units
Sum of interior angles = 30 degrees
6. Area = 61. 40 square units
7. Length = 58. 2 units
How to simply the expressionWe need to know that formula for calculating the area of a trapezoid is expressed as;
5. Area = a + b/2(h)
Substitute the values, we have;
Area = 6.5 + 10.5/2(7.5)
Add the values
Area = 63.75 square units
Perimeter = a + b+ c + d
Perimeter = 8.5 +6.5 + 10. 5 + 8.5
Add the values
= 34 units
6. Area of a sector is = (θ/360º) × πr²
= 110/360 × 3.14 × 8²
Find the square and multiply
= 61. 40 square units
7. Length of an Arc = θ × (π/180) × r
Length = 210 × 3.14/180 × 16
Multiply the values
Length = 58. 2 units
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pepper jackie has 7.5 bags of much to cover
Answer:
0.625 is equal to 5/8 bag,
Step-by-step explanation:
Answer:
Less Than 1 Bag
Step-by-step explanation:
I-Ready
Who Logarithmic equation is equivalent to the exponential equation below? e^4c=5
A. Log 5= 4x
B. In 5= 4x
C. Log 4x= 5
D. In 4x= 5
Step-by-step explanation:
option a 5 = 4x
please mark me as brainlist pleaseAnswer:
ln 5 = 4x
Step-by-step explanation:
Which quantity is unknown
Answer:
The price of each book without sales tax
Step-by-step explanation:
A rental car company charges an upfront fee to rent a car, and then charges $0.40 per mile driven. Suppose you rent a car from this company. Let (n) represent the varying number of miles that you drive in the car, and let (c) represent the total cost (in dollars) you will have to pay for the rental car.
a. The number of miles driven, n, and the total cost of renting the car, c, are related by a constant rate of change.
What is this constant rate of change?
Answer:
0.40
Step-by-step explanation:
the constant rate of change is given to you in the problem.
The number of miles driven (n) and the total cost of renting the car (c) are related by a constant (k) as follows -
c - \(\frac{2}{5} n\) = k
We have a rental car company charges an upfront fee to rent a car, and then charges $0.40 per mile driven.
We have to determine the constant rate of change through which number of miles driven (n) and the total cost of renting the car (c) are related.
Starting from x, if the bacteria count rises by 5 every second, then determine the formula to calculate the bacteria count after 30 seconds.Initial count = x
Count increasing per second = 5
Assume that the bacteria count after t seconds is y. Then -
y = x + 5t
for t = 30 ↔ y = 150 + x
According to the question, we have -
Charge per mile driven = $0.40
n - represents the varying number of miles that you drive in the car.
c - represent the total cost (in dollars) you will have to pay for the rental car.
Assume that the upfront fee to rent a car is - $k
Total charge for driving 'n' miles after paying the upfront fee - $0.40n
The total cost for driving 'n' miles in a rental car -
c = k + 0.40n
c - \(\frac{2}{5} n\) = k
Where k is a constant and is equal to upfront fee.
Hence, number of miles driven (n) and the total cost of renting the car (c) are related by a constant (k) as follows -
c - \(\frac{2}{5} n\) = k
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Find the x-intercept and y-intercept of the line.
x+2y=6
x -intercept:
y -intercept:
8 08
X
Ś
Answer:
x + 2y = 6
2y = -x -6
y = - 1/2 x - 3
From the equation, the y intercept is -3
Put y = 0,
-1/2 x -3 = 0
-1/2 x = 3
x = -6
Therefore, x intercept = -6
Please help urgent thank you
If he wants an average of 84, he needs to get at least 93 points.
What score does he need to get in the next test?Remember that the average value between 3 values A, B, and C is:
(A + B + C)/3
Here we know that the first two scores are 76 and 83 points, let's say that the third score is x, if we want to have an average of 84 or more, then we need to solve:
(76 + 83 + x)/3 = 84
159 + x = 252
x = 252 - 159
x = 93
So he needs to get at least 93 points in the next exam.
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Does this relation represent a function?
Answer:
This relation does not represent a function because the domain 1 repeats.
Given f(x) = x² - 5x - 6 and g(x) =
x² - 6x, what are the domain restrictions
for (-)(x)?
A) x # +6
B) x = 0
C) x = 0,6
D) x = -2,6
The domain restrictions for (f/g)(x) are (c) x = 0, 6
How to determine the domain restrictions for (f/g)(x)?From the question, we have the following parameters that can be used in our computation:
f(x) = x² - 5x - 6
g(x) = x² - 6x
The composite function (f/g)(x) is calculated as
(f/g)(x) = f(x)/g(x)
substitute the known values in the above equation, so, we have the following representation
(f/g)(x) = (x² - 5x - 6 )/(x² - 6x)
For the domain restriction, we have
x² - 6x = 0
When solved, we have
x = 6 or x = 0
Hence, the domain restrictions for (f/g)(x) are (c) x = 0, 6
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Question
Given f(x) = x² - 5x - 6 and g(x) = x² - 6x, what are the domain restrictions
for (f/g)(x)?
A) x = +6
B) x = 0
C) x = 0,6
D) x = -2,6
please factor and show work
Answer:
\(2a^2b*(3a^2-5ab-3b^2)\)
Step-by-step explanation:
Attempt factorization by grouping
(((6•(a^4))•b)-((10•(a^3))•(b^2)))-((2•3a^2)•b^3)
(((6•(a^4))•b)-((2•5a^3)•b^2))-(2•3a^2b^3)
(((2•3a^4) • b) - (2•5a^3b^2)) - (2•3a^2b^3)
6a^4b - 10a^3b^2 - 6a^2b^3 = 2a^2b • (3a^2 - 5ab - 3b^2)
Pull out the leading term and put it with the original equation
= 2a^2b • (3a^2 - 5ab - 3b^2)
This would be one of the quicker ways to factor this equation.
Hope this helps.
Enter the number that belongs in the green box
The number that belongs in the green box using sine rule is 13.96.
What is sine rule?The rule of sine or the sine rule states that the ratio of the side length of a triangle to the sine of the opposite angle, which is the same for all three sides.
To calculate the number that belongs in the green box, we use the formula below
Formula:
SinA/a = SinB/b.................. Equation 1From the diagram,
Given:
A = 70°B = 61°b = 15a = xSubstitute these values into equation 1
Sin70°/15 = sin61°/xSolve for x
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Equations definitions
Answer:
Step-by-step explanation:
MEAN - a). Finds the mean of a numerical data set.
MIN - f). Finds the lowest value of a data set.
COUNT - c). Counts the number of values input for a highlighted data set
MEDIAN - d). Finds the middle value of a numerical data set
MAX - e). Finds the greatest value for a data set
SUM - g). Adds all the numbers in a highlighted range together
MODE - b). Finds the number that occurs most often in a highlighted data set.
Solve x^2-8x-9=0 algebrically
Answer:
X = 9, -1
Step-by-step explanation:
1, Factor it
(x-9) (x+1) = 0
2. Both of a factor will = 0
x-9 = 0
x+1=0
3. Solve
x=9
x=1
Which of the following interval notations represent the range of the graph
SOLUTION:
Step 1 :
In this question, we are meant to find the interval notations that represents the range of the graph.
Step 2:
From the graph, we can see that the co -coordinates of A, B , C , D and E are as follows:
From the graph, we can estimate the co-ordinates as follows:
\(\begin{gathered} A\text{ = ( - 5. - 3)} \\ \text{B = ( - 4 , 0 )} \\ \text{C = ( 0, 2 )} \\ D\text{ = ( 4, 0 )} \\ E\text{ = ( 10, 3)} \end{gathered}\)Step 3:
Now, we are to get the interval that represents the range of the graph:
From the graph, we can see that:
\(\begin{gathered} f\text{ ( - 5 ) = -3} \\ f(\text{ -4 ) = 0} \\ f\text{ ( 0 ) = 2} \\ \text{f ( 4) = 0} \\ f\text{ ( 10 ) = 3 ( but this an open interval )} \end{gathered}\)Now, to get the range, we can see that:
The correct interval notation that represents the range of the notation is :
\(\lbrack\text{ -3, 3 ) --- OPTION A}\)Reason :
This is because all the values of y- co-ordinates are contained in the interval:
\(\lbrack-\text{ 3, 3 ) -- OPTION A}\)
4/15 ÷ 10/13 pls help me
Answer: 26/75
(4/15) ÷ (10/13) (Multiply the reciprocal of 10/13)
= (4/15) · (13/10) (Cancel out the common factor of 2)
= (2/15) · (13/5) (Multiply the numerators together and denominators together)
= 26/75
what is the HCF of -8xy and 20y ?
Answer:
Hcf of this will 4y I m sure because 4y divide that totally and it is greatest
Solve the system of equations.
5x - 4y = -10
- 4x + 5y = 8
y =
Answer:
x= -2
y= 0
Step-by-step explanation:
check answer
5(-2)-4(0)= -10
-10-0= -10 (TRUE)
-4(-2)+5(0)= 8
8+0= 8 (TRUE)
Answer: 5x−4y=−10;−4x+5y=8
Step-by-step explanation:
6 x 3 = 3 x 6 which property represents
Answer:
commutative property of multiplication
Step-by-step explanation:
Answer:
Multiplication Property
In which of these situations do the quantities combine to make 0? 4 of 5 QUESTIONS A player in a game earns 4 points for getting an answer right. She then earns 4 points for making it around the board. A car is filled with 10 gallons of gas. Half of the 10 gallons are then used on a day's drive. OA bird flies 25 feet up in the air. It then flies 25 feet across to its nest. Veronica receives $21 for babysitting. She then spends $21 on a new shirt. SUBMIT
The situation Veronica receives $21 for babysitting, and then spends the same amount, $21, on a new shirt quantities combine to make 0.The correct answer is option C.
When we add +21 (the money she receives) and subtract -21 (the money she spends), the result is 0. This means that the net change in Veronica's money is zero, indicating that the quantities combine to make 0.
In situations A, B, and D, the quantities do not combine to make 0. In situation A, the player earns 4 points for getting an answer right and then earns an additional 4 points for making it around the board.
The total points earned in this situation would be 8, which is not equal to 0.
In situation B, the car is initially filled with 10 gallons of gas, but then half of that, which is 5 gallons, is used on a day's drive. The remaining fuel in the car would be 5 gallons, which is also not equal to 0.
In situation D, the bird flies 25 feet up in the air and then 25 feet across to its nest. The total distance traveled by the bird would be 50 feet, which is not equal to 0.
Therefore, only in situation C, where Veronica receives and spends the same amount of money, do the quantities combine to make 0.
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The probable question may be:
In which of these situations do the quantities combine to make 0?
A. A player a game earns 4 points for getting an answer right. She then earns 4 points for making it around the board.
B. A car is filled with 10 gallons of gas. Half of the 10 gallons are then used on a day's drive.
C. Veronica receives $21 for babysitting. She then spends $21 on a new shirt.
D. A bird flies 25 feet up in the air. It then flies 25 feet across to its nest.
If 3.78 liters of cranberry juice costs $6.95, then how much will Niki pay for 7.56 L?
Answer:
She will pay $13.9 for 7.56 liters
Step-by-step explanation:7.56 minus 3.78 equals to 3.78. This means we can just simply add another $6.95, so $6.95 plus $6.95 equals to $13.9
what did he do wrong? pls help ill give brainliest
Answer:
Between step 4 and final answer, the incorrect square root is used as a multiplier
Step-by-step explanation:
Process should be
-5√11 + 15√(6 • 4)
-5√11 + 15√6 • √4
-5√11 + 15√6 • 2
-5√11 + 30√6