φ is an irrational mathematical constant approximately 1.618 which is known as Phil.
What is the meaning "φ(u, p1, .......pn)"?In mathematics, the expression "φ(u, p1, .......pn)" typically represents a function φ that takes a set of parameters p1, p2, ..., pn, and an input value u.
The function φ then performs some operations or computations using these parameters and returns a result based on the input value u. The exact interpretation and definition of the function φ and its parameters would depend on the specific context or mathematical framework in which it is used.
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50 points for 3 questions. solve and explain please.
(1) The value of x is determined as 16.8.
(2) The measure of length VX is calculated as 4.1.
(3) The measure of angle UWV is 69.5⁰.
What is the value of the missing lengths of the triangle?
The value of the missing lengths of the triangle is calculated by applying the following formula;
(1) For the two similar triangles, the value of x is calculated as follows;
20 / (28 - x) = 30 / x
20x = 30 (28 - x )
20x = 840 - 30x
20x + 30x = 840
50x = 840
x = 840 / 50
x = 16.8
(2) The measure of length VX is calculated by applying trig ratios.
tan 63 = 8 / VX
VX = 8 / tan 63
VX = 4.1
(3) The measure of angle UWV is calculated as follows;
angle T = 360 - (94 + 127) = 139
angle UWV = ¹/₂ x 139 (angle at circumference is half of angle at center)
angle UWV = 69.5⁰
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Slope intercept form of Line (-9,3), (-5,7)
Answer:
y = x + 12
Step-by-step explanation:
(-9, 3), (-5, 7)
(x₁, y₁) (x₂, y₂)
y₂ - y₁ 7 - 3 4 4
m = ------------ = ------------- = ----------- = --------- = 1
x₂ - x₁ -5 - (-9) -5 + 9 4
y - y₁ = m(x - x₁)
y - 3 = 1(x - (-9)
y - 3 = 1(x + 9)
y - 3 = x + 9
+3 +3
-------------------------------
y = x + 12
I hope this helps!
1. The slant height of a cone is 5cm and the radius of its base is 3cm. Find correct to the nearest
whole number the volume of the cone (A) 48cm3 (B) 47cm3 (C) 38cm3 (D)13cm3
The volume of the cone is 13 cm³. option D
How to determine the volumeTo determine the volume of the cone, we have that;
The formula for calculating the volume of a cone is expressed as;
Volume = (1/3)πr ²√(L ² - r ²).
Such that;
r is the radiusL is the slant heightSubstitute the values, we have;
Volume = 1/3 × 3.14 ² × √(25 - 9)
Find the squares, we get;
Volume, V = 1/3 × 9. 86 × √16
Find the square root
Volume, V = 1/3 × 9.86 × 4
Volume, V = 13 cm³
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indicate in standard form the equation of the line passing through the given points, in the equation box below. X(0, 6), Y(5, 6)
Answer:
0x + y = 6
Step-by-step explanation:
Equation of the Line
The equation of a line passing through points (x1,y1) and (x2,y2) can be written as follows:
\(\displaystyle y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)\)
It can be later converted to any other form of the line. For example, the standard form is:
\(Ax + By = C\)
Let's find the equation by using the given points (0,6) (5,6):
\(\displaystyle y-6=\frac{6-6}{5-0}(x-0)\)
Operating:
\(\displaystyle y-6=\frac{0}{5-0}(x-0)\)
y - 6 = 0
Or, equivalently:
0x + y = 6
This corresponds to a horizontal line
find the missing angle
Answer:
? = 77°
Step-by-step explanation:
the 3 angles in a triangle sum to 180° , that is
? + 35° + 68° = 180°
? + 103° = 180° ( subtract 103° from both sides )
? = 77°
Answer:77
Step-by-step explanation:
180-103=77
If an interior angle of a regular polygon measured 140 how many sides does the polygon have
Answer:
n = 9
Step-by-step explanation:
The formula for calculating the interior angles of a regular polygon is:
Interior angle = (n - 2) * 180 / n
where n is the number of sides in the polygon.
Given that the interior angle of the regular polygon is measured as 140 degrees, we can plug this value into the formula and solve for n:
140 = (n - 2) * 180 / n
Multiplying both sides of the equation by n to eliminate the fraction, we get:
140n = (n - 2) * 180
Expanding the right-hand side of the equation, we get:
140n = 180n - 360
Adding 360n to both sides of the equation, we get:
140n + 360 = 180n
Subtracting 140n from both sides of the equation, we get:
360 = 40n
Dividing both sides of the equation by 40, we get:
n = 9
So, the regular polygon has 9 sides.
What is the value of x in the equation 2x + 1/2x + 2(1+x) = 29?
Answer:
x = 6Step-by-step explanation:
\(2x + \frac{1}{2} x + 2(1 + x) = 29\)
Multiply through by 2
That's
\(4x + x + 4(1 + x) = 58\)
Expand
That's
5x + 4 + 4x = 58
9x = 58 - 4
9x = 54
Divide both sides by 9
That's
\( \frac{9x}{9} = \frac{54}{9} \)
We have the final answer as
x = 6Hope this helps you
Rick Rich owns a Mercedes dealership. Mercedes has 5 models, 4 standard options packages, and 5 colors. If Rick wants to immediately be able to deliver any car (model, option package, color), how many cars must Rick have on hand?
Rick would need to have at least 100 cars on hand to immediately be able to deliver any car (model, option package, color).
To immediately deliver any car, Rick Rich's dealership must have all possible combinations of Mercedes models, option packages, and colors in stock.
With five models, four option packages, and five colors, there are 5 x 4 x 5 = 100 possible combinations.
Therefore, Rick would need to have at least 100 cars on hand, each representing a unique combination of model, option package, and color. It's worth noting that having exactly 100 cars on hand would only allow Rick to deliver one of each possible combination, so it may be prudent to have additional inventory on hand to meet demand for more popular combinations.
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I NEED YOUR HELP!! I'LL. GIVE YOU BRAINLIEST
Answer: ∠16 and ∠11
Step-by-step explanation:
All of these answer options include ∠16, so we know we're looking for an angle that is corresponding to ∠16. A corresponding angle is an angle that is in the same relative position. We will look at ∠9, ∠11, ∠2, and ∠12 since those are the given answer options, and see which is corresponding.
The correct corresponding angles are ∠16 and ∠11.
How do you write the equation?
I'm sorry if I answere is wrong
an equation is any statement that has an equal sign or its equivalent. Word such as equals, is, are, were, was, is, is equal to, and result is can be used in place of the equal symbols example of = 4n + 7 = 11b - 2 = 3x + y + z = 187 twice a number increased by four is ten the different of a number and two is five
Which of the following is the correct factorization of 7x2-36x+5
The temperature in a hotel is 21 °C.
The temperature in the hotel is 26,7°C warmer than at the top of the mountain.
The temperature at the top of the mountain is 3.2°C colder than at the bottom of the mountain.
Work out the temperature at the bottom of the mountain.
The temperature at the bottom of the mountain is 50.9 °C.
Let's work through the given information step by step to find the temperature at the bottom of the mountain.
The temperature in the hotel is 21 °C.
The temperature in the hotel is 26.7 °C warmer than at the top of the mountain.
Let's denote the temperature at the top of the mountain as T_top.
So, the temperature in the hotel can be expressed as T_top + 26.7 °C.
The temperature at the top of the mountain is 3.2 °C colder than at the bottom of the mountain.
Let's denote the temperature at the bottom of the mountain as T_bottom.
So, the temperature at the top of the mountain can be expressed as T_bottom - 3.2 °C.
Now, let's combine the information we have:
T_top + 26.7 °C = T_bottom - 3.2 °C
To find the temperature at the bottom of the mountain (T_bottom), we need to isolate it on one side of the equation. Let's do the calculations:
T_bottom = T_top + 26.7 °C + 3.2 °C
T_bottom = T_top + 29.9 °C
Since we know that the temperature in the hotel is 21 °C, we can substitute T_top with 21 °C:
T_bottom = 21 °C + 29.9 °C
T_bottom = 50.9 °C
Therefore, the temperature at the bottom of the mountain is 50.9 °C.
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7
Which table describes a relationship that can be represented in the form y = ax?
Answer:
The last one.
Step-by-step explanation:
The last table because y = 5x ( a = 5):
0 = 0*5
25 = 5*5
75 = 15*5
250 = 50 *5
Please answer the problem in the picture below.
The hypotenuse of the smaller right triangle is calculated as approximately: C. 14 mm
How to Find the Areas of Similar Triangles?If the ratio of the areas of two similar right triangles is 7:14, then the ratio of their corresponding sides will be equal to the ratio of their area s.
In this case, let x represent the hypotenuse of the smaller right triangle. Therefore, we have:
7/14 = x²/20²
Cross multiply:
14x² = 20² * 7
14x² = 2,800
x² = 2,800/14
x² = 200
x = √200
x ≈ 14 mm
The length of the hypotenuse of the smaller right triangle is calculated as 14 mm.
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Suppose that you borrow $13,000 for 5 years at 7% toward the purchase of a car.
The monthly payment is $
The total interest for the loan is $
The total interest for the loan is $4,550. This means that over the course of 5 years, you will pay back the original loan amount of $13,000 plus $4,550 in interest for a total of $17,550.
To calculate the total interest for this loan, we need to use the simple interest formula:
Monthly EMI formula :
Interest = Principal x Rate x Time
In this case, the principal (amount borrowed) is $13,000, the rate is 7%, and the time is 5 years.
So,
Interest = $13,000 x 0.07 x 5
Interest = $4,550
It's important to keep in mind that this calculation assumes that the interest rate remains constant over the entire 5-year period.
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Find the value of x and the measure of the missing angle
Answer:
the missing angle=85
x=95
Step-by-step explanation:
180-95=85
Based on the graphs of f(x) and gtx), what is (fg)(1)?
The figure shows a square with sides of length 1 and a diameter of length x.
How can you determine the value of x?
Find x.
Pls help i don’t know what this is or how to figure it out
Answer:
√2 unitsStep-by-step explanation:
It should be diagonal not diameter.
The diagonal of the square is √2 time the side.
The side given 1 unit, then the diagonal is x = √2 units
9514 1404 393
Answer:
x = √2
Step-by-step explanation:
Perhaps you've heard of the Pythagorean theorem. It tells you the relationship between the sides (a, b) of a right triangle and the hypotenuse (c) is ...
c² = a² + b²
The diagonal of the square (diameter) is the hypotenuse of a right triangle with legs that are the sides of the square. Using the above relation, we have ...
x² = 1² + 1²
x² = 2
x = √2 . . . . . . the length of the diagonal (diameter)
_____
Additional comment
The "take-away" from this is that an isosceles right triangle (one of the two "special" triangles) has side ratios of ...
side : side : hypotenuse = 1 : 1 : √2
(You will see this again.)
Olivia is cutting a 1 1/2m by 3/4m piece of rectangular paper into two pieces along its diagonal.
Find the area of each of the pieces
Answer:
Step-by-step explanation:
1½ m = 1.5 m
¾ m = 0.75 m
area of rectangle = 1.5×0.75 = 1.125 m²
Each piece is half the rectangle. Area of one piece = 0.5625 m²
Please help with this math question!
Answer:
\(2000 {(1 + \frac{.07}{12}) }^{5 \times 12} = 2835.25\)
Use the graph of y = f(x) to find each value.
4. f(-4)=
5. f(1) =
6)
For what value of x is f(x) = -4?
--10--
Answer:
4. f(-4)= -1.
5. f(1)= -2.
6. For what value of x is f(x) = -4? x=4.
Step-by-step explanation:
When asking, for example, for f(-4), it just means that you have to give the value of the graph when the x value is -4.
4. f(-4).
In this question you need to ask "What value of y shows the graphic when x is -4?"
f(-4)= -1.
Check attached image 1.
5. f(1).
In this question you need to ask "What value of y shows the graphic when x is 1?"
f(1)= -2.
Check attached image 2.
6. For what value of x is f(x) = -4?
Now we need to ask the opposite of what we asked before, "What value of x shows the graphic when y is -4?"
x= 4.
Check attached image 3.
Brian can lay a slab of concrete in 6 hours, while Greg can do it in 4 hours. If Brian and Greg work together, how long will it take?
Answer:
2 2/5 hours
Step-by-step explanation:
In 6 hours Brian can lay 1 slab of concrete
dividing both side by 6
in 6/6 hours Brian can lay 1/6 slab of concrete
Thus, in 1 hour Brian can lay 1/6 slab of concrete
In 4 hours Greg can lay 1 slab of concrete
dividing both side by 4
in 4/4 hours Greg can lay 1/4 slab of concrete
Thus, in 1 hour Greg can lay 1/4 slab of concrete
Thus, total part of slab laid by both in 1 hour when they work together
1/6 + 1/4 = 4+6/(6*4) = 10/24 = 5/12
5/12 of slab of concrete is laid by both of them in 1 hour
time taken to lay 5/12 of slab = 1 hour
dividing both side by 5/12
time taken to 5/12/ 5/12 of slab = 1/5/12 hour = 12/5 hours
time taken to 1/1 of slab = 12/5 hours = 2 2/5 hours
Thus,
it takes 2 2/5 hours to lay the full slab of concrete when Brian and Greg work together,
Camillo needs 2,400 oz of jelly for the food challenge. If 48 oz of jelly cost $3.84, how much will Camillo spend on jelly? Explain how you can find your answer
Answer:
She'll spend 192 because 2400 divided by 48 equals 50 times that by 3.84 which will give you 192.
Answer:
14 packages
Step-by-step explanation:
all you would do is 2,400 divide 48 to get 50 then do 50 divide by 3.84 to get 13.020 then you would round so you need about 14 packages.
Consider a political discussion group consisting of 10 Democrats, 4 Republicans, and 2 Independents. Suppose that two group members are randomly selected, in succession, to attend a political convention. Find the probability of selecting two democrats.
The probability of selecting two Democrats from the political discussion group is 3/8 or approximately 0.375.
The probability of selecting two Democrats from the group can be calculated using the concept of probability. In this case, we have a total of 10 Democrats out of 16 total group members.
The probability of selecting the first Democrat is 10/16, since there are 10 Democrats out of 16 group members.
After selecting the first Democrat, there are 9 Democrats left out of 15 remaining group members. Therefore, the probability of selecting the second Democrat is 9/15.
To find the probability of both events occurring, we multiply the individual probabilities together.
So the probability of selecting two Democrats in succession is (10/16) * (9/15) = 3/8 or approximately 0.375.
In summary, the probability of selecting two Democrats from the political discussion group is 3/8 or approximately 0.375.
This means that there is a 37.5% chance of choosing two Democrats if two members are selected randomly and in succession.
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What is the name for the total area of the surface of a solid?prism area net area surface area facial area
Answer:
Surface Area
Step-by-step explanation:
You are calculating the measurements for the surface of the prism. The interior is volume.
Answer:
Surface Area
Step-by-step explanation:
Which of the lines shown above has a negative slope?
(1)A
(2)B
(3)C
(4)D
(5)E
For p(2) = 7 + 10x - 12x^2 - 10x^3 + 2x^4 + 3x^5, use synthetic substitution to evaluate
Answer:
p(-3) = -428
Explanations:Given the polynomial function expressed as:
\(p(x)=7+10x-12x^2-10x^3+2x^4+3x^5\)Determine the value of p(-3)
\(\begin{gathered} p(-3)=7+10(-3)-12(-3)_^2-10(-3)^3+2(-3)^4+3(-3)^5 \\ p(-3)=7-30-12(9)-10(-27)+2(81)+3(-243) \\ p(-3)=-23-108+270+162-729 \\ p(-3)=-428 \end{gathered}\)Hence the value of p(-3) is -428
SHARE 300 USING 2:3:5
If we divide 300 into parts using the ratio 2:3:5, we get:
2 parts = 2/10 of the total ratio = 2/10 x 300 = 60
3 parts = 3/10 of the total ratio = 3/10 x 300 = 90
5 parts = 5/10 of the total ratio = 5/10 x 300 = 150
Therefore, 300 divided in the ratio 2:3:5 would result in three parts of 60, 90, and 150.
I hope I helped!
~~~Harsha~~~
Use implicit differentiation to find dy/dx and d^2y/dx^2.
Using implicit differentiation dy/dx = -(2x + y)/(x + 2y) and d2y/dx² = -2(x² - 3xy - y²)/(x + 2y)³.
Implicit differentiation is the process of differentiating an equation in which it is not easy or possible to express y explicitly in terms of x.
Given the equation x² + xy + y² = 5,
we can differentiate both sides with respect to x using the chain rule as follows:
2x + (x(dy/dx) + y) + 2y(dy/dx) = 0
Simplifying this equation yields:
(x + 2y)dy/dx = -(2x + y)
Hence, dy/dx = -(2x + y)/(x + 2y)
Next, we need to find d^2y/dx^2 by differentiating the expression for dy/dx obtained above with respect to x, using the quotient rule.
That is:
d/dx(dy/dx) = d/dx[-(2x + y)/(x + 2y)](x + 2y)d^2y/dx² - (2x + y)(d/dx(x + 2y))
= -(2x + y)(d/dx(x + 2y)) + (x + 2y)(d/dx(2x + y))
Simplifying this equation yields:
d2y/dx² = -2(x² - 3xy - y²)/(x + 2y)³
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LetA=(3,2),B=(1,5),andP=(x,y).Find x-and y-values that make ABP a right angle.
Answer:
Step-by-step explanation:
Without a picture reference that would exclude certain points there are 6 possible right triangles that can be formed by adding points
(-1,2), (1,-1), (1,2), (3,5), (3,7), (5,5)