07/21/20

Graph exponential function
Hi peeps, can somebody please help me with this exercise? I'm having a hard time with it and am going nowhere.Thank you in advance!!Graph the function  and its reflection about the line y=x on the... more
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07/21/20

Graph exponential function
Hi peeps, can somebody please help me with this exercise? I'm having a hard time with it and am going nowhere.Thank you in advance!!Graph the function  and its reflection about the line y=x on the... more
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07/21/20

DIstance between two objects that are not a right angle

Object#1 is 100 yards from me on a 15° incline from me. Object #2 is 150 yards from me on a 25° incline from me. What is the horizontal distance between the two objects and how do you solve the... more
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07/21/20

Find the area of this shape.
Find the area.
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07/21/20

Find the area of this shape
Find the area.
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07/20/20

Find the slope of the curve at the given point y(3xy-x^2)=16 at (2,2)
Please help me answer my h.w, thank you.
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07/19/20

Rate of change in calculus
the surface area in cm2 of a balloon being inflated is given by S=t^3-2t^2+5t+2. whrre t is time in seconds. find the rate of increase in balloon surface area at 8 seconds.
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07/19/20

Find a function

Find a function f(x) such that f'(x)=-9e^x-8x and f(0)=-2f(x)=
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07/18/20

Probability of a cubic having three real roots.
third degree polynomial is given as follows. f(x)=2x3-ax2+bx+4 a, b coefficients of the equation a,b interval between [-4,4]. what is the probability that all three roots of this equation are real... more
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07/16/20

For the function y = f ( x ) = 6/ (2 + x^ 2 ),
a). Find the slope of the line tangent to its inverse function at the point P(2,1):I got -2/3 for the slope of f(x) so I thought the inverse was -3/2 but that's wrong.b).  Find the equation of the... more
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07/16/20

For the linear function y = f ( x ) = 2 x + 6:
a). find df/dx at x=-3I got the answer which is -2 but the next two parts I do not know how to do.f'(x)= 2--> f'(-3)=2b). find a formula for x=f^-1(y)f^-1(y)=???c). find df^-1/dy at... more
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07/16/20

Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x x or y y . Then find the area of the region. y=5x,y=6x2 y = 5 x , y = 6 x 2
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07/15/20

Find the zeroes and multiplicities of the polynomial f(x)=(x−7)^3(x^2−49)^9
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07/15/20

Sine, Cosine, Tangent
Solve the triangle below without using either the cosine or tangent ratios. Show your work.
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07/15/20

Sine Cosine and Tangent
A wheelchair ramp must form an angle no greater than 4.8 degrees with the ground. If a 1.8 foot high ramp is needed, what is the minimum horizontal length for the ramp so it satisfies the angle... more
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07/15/20

Calculus Question
Find the absolute extreme values of the function on the interval. f(x)= ex - x; 5≤ x≤ 2
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07/12/20

Find the area of the middle region for the shape.
One corner angle of a square of side 4 inches is trisected. Find the area of the middle region.
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07/08/20

What is the number of radians through which the minute hand (longer hand) of a clock rotates from 3:55 p.m. to 4:40 p.m. of the same day? (Enter an exact answer in terms of π.)
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07/08/20

A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by right triangles whose sides are 8 cm, 15 cm, and 17 cm long. Find the probability that the coin lands within a triangle
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07/07/20

Integrals Find Antideriavites

Find f. (Use C for the constant of the first antiderivative and D for the constant of the second antiderivative.)f ''(x) = 32x3 − 15x2 + 10xF(x) = Find f.f ''(x) = −2 + 30x − 12x2,    f(0)... more
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07/05/20

How to find the difference quotient
Hi, how do you solve this?Find the difference quotient of 𝑓(𝑥) for the following function. Be sure to simplify.𝑓(𝑥)= −3𝑥2 −6𝑥+1
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07/03/20

Find the x-intercept(s) and the coordinates of the vertex for the parabola . If there is more than one -intercept, separate them with commas.
y = x2 + 4x - 5
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07/02/20

Find three consecutive even integers with a sum of 48
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07/02/20

Find all points on the graph of the function f(x) = 2 cos(x) + cos2(x) at which the tangent line is horizontal. (Use n as your arbitrary integer.)
Find all points on the graph of the function f(x) = 2 cos(x) + cos2(x) at which the tangent line is horizontal. (Use n as your arbitrary integer.)(x,y)=______ (smaller value)(x,y)=______ (larger... more
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07/02/20

This drawing would be a step in finding which point of concurrency in a triangle?
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