06/13/20

I need to find a maximum area of trapezoid inscribed in circle. The base is diameter of the circle, (1,3) is center of the circle and radius is 4.
I need solution with using derivative.
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06/12/20

Need help with Calculus Integration of parts
Evaluate the integral.Evaluate the integral. 1  y/e4y 0  
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06/11/20

In triangle ABC, side BC is the average of the other two sides. If cos C = AB/AC , find the numerical value of cos C.
Not sure how to solve this since there are no numerical values given. How would you solve this? Law of cosine?
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06/11/20

Writing equations given the points
Write the equation of the line perpendicular to the line 5x+2y=24 and passing through (8,-12).Can you walk me through how to do this and give me another example?
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06/10/20

What is the rectangular equivalence to the parametric equations?
What is the rectangular equivalence to the parametric equations?x(θ)=4cosθ+2, y(θ)=2sinθ−5, where 0≤θ<2π  [    ] + [    ] = 1, where x is on the interval [  ,  ] Answer choices:  (x−2)2 /... more
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06/08/20

Use the four-step process to find the slope of the tangent line to the graph of the given function at any point. (Simplify your answers completely.) f(x) = −19
Step 1: f(x+h)=Step 2: (f(x+h)-f(x)=Step 3: f(x+h)-f(x)/h= Step 4:f '(x) = lim h→0 f (x + h) − f(x)/h =
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06/03/20

I don’t understand these questions!
1.) Graph f(x)=x^2+2x-3 in a program. Draw the axis of symmetry, label the vertex, and both x intercepts. 2.)Using the separated quadratic formula, calculate the left term -b/2a for... more
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06/01/20

Find the equation of the hyperbola centered at the origin with a focus at (5,0) and a transverse axis of length 6.
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06/01/20

Math question geometry

A sector of circle C has a radius of shown below has a radius of 6 cm and Central angle that measures 80° which expression calculate the area of this sector in square centimeters?
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05/26/20

Finf the following
All 4th roots of -8+8i(root3) in Cartesian form.
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05/19/20

Equation of the tangent
Determine the equation of the tangent line for y=x3 +6x2-4x-8 at the inflection point
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05/19/20

Two angles of elevation math problem
The angles of elevation to a balloon in the air from two points on level ground are 27 degrees and 45 degrees. If the points are 9 miles apart and the balloon is between the 2 points, in the same... more
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05/15/20

math help asap please!!!!!!!!
Find the Standard Deviation of the Following Data Set by first completing the table3, 4, 4, 5, 5, 7, 8, 8, 10 Data, x Mean, x x-x ( x-x... more
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05/14/20

Please helpppp need pic

Khrystyna and Chris are standing 300 feet away from each other on flat ground looking up at a crane. If Khrystyna’s angle of elevation to the crane is 49˚ and Chris’s is 78˚, what is the height... more
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05/12/20

Given f(x) = 4x2 − 3x + 2 and g(x) = 9x − 5, identify g(f(−2)).
Could use some help with this algebra question. Thank you!
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05/12/20

Volume of Rotations
Calculate the volume of a solid generate by the area bounded by y = x, y = 4 - x and y = 4 rotated about the line x = -2.Here is what I have. I am not sure if this is correct.π ∫02 ((2+y)2-22)dy+ π... more
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05/10/20

1. What are the questions, in order, that you ask yourself as you start to factor a polynomial? What do you need to do as a result of the answer to each question?

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05/06/20

Using u-substitution we find that integral from 0 to 1 of x^2 e^(x^3-1)dx =(e-1)/3e
A) what is an appropriate u-substitution for this integral?B) what is the corresponding differential du?C) what are the corresponding lower and upper bounds?D) what is the integral with respect to... more
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05/05/20

What is the volume of a triangle bounded by y=-x+6, x=2, and y=2 rotated about the x-axis
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05/03/20

Find The Equation of Tangent
Find the equation of each tangent of the function f(x)=x^3+x^2+x+1 which is perpendicular to the line 2y+x+5 =0
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05/01/20

Find the equation of a quadratic function that has the given x-intercepts and contains the given point. Express each function in factored form. roots: -3 and 5, point (4, -3)

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04/30/20

Local extrema problem. PLEASE HELP!!
Find all local extrema of the function f(x)= 1/x-1 + 1/x on the interval (0,1).
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04/30/20

Nicky wants to surround an 11 in. by 5 in. painting with a frame that is w inches wide. Which quadratic function represents the combined area A of the picture and the frame?
I am struggling with problem, I can't find the answer. So if someone could explain it to me it would be nice. Thank you.
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04/23/20

A trapezoidal trough is to be made from a strip of tin 20 inches wide by bending up the edges. If the base is 8 inches, find the dimensions and the area of the trough of maximum capacity made in.
Please include the solution of your answer. Thank you!
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04/19/20

find an equation of the line that is

Find an equation of the line that is tangent to the graph of f and parallel to the given line. Function          Line f(x) = 2x2      4x − y + 5 = 0
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