05/23/21

Frustrating Integral, help
the integral of (x^4 + X^2 + 4) over (x^6 +4x^4 + 4x^2) then dx on the middle of the fractioni got stuck after the partial fraction decomposition
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04/06/21

Business Calculus Question
Given that𝑓(𝑥)=(ℎ(𝑥))^5ℎ(−1)=3ℎ′(−1)=6Calculate 𝑓′(−1).
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03/02/21

Which of the following is the Cartesian equation for the polar equation r sin θ = 6?

Which of the following is the Cartesian equation for the polar equation r sin θ = 6? y = 6 x = 6 x + y = 6 x - y = 6
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02/24/21

Consider the following functions: f(x) = x/x+7, g(x) = 2x-7. Find (f o f)(x) and the domain of (f o f)(x).
Consider the following functions: f(x) = x/x+7, g(x) = 2x-7. Find (f o f)(x) and the domain of (f o f)(x) using interval notation. Thank you for your help!
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02/23/21

Let f(x) = x^2−9/|x−3|. Show that limx→3f(x) does not exist. (Do not use a table ofvalues or any graphs.)
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02/22/21

Find the slope of the tangent line to the graph off(x) = 3x2+ 5x+ 1 at thepoint (1,9).
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02/22/21

Write an equation that expresses the fact that a functiongis continuous at thenumber√π.
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02/22/21

What are the value(s) of k?
let A = [ 3 2 -1 2] B = [ 2 8 -4 k] What values(s) of k, if any, will make AB=BA?a) k = []b) No value of k will make AB = BA
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02/22/21

Pendulum Physics

assuming the weight part of the pendulum has potential energy at the top and kinetic at the bottoma teacher with a mass of 90kg is swinging, he's acting as a pendulum, he is 2.5meters up a) what is... more
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02/22/21

Find the values of a and b that make f continuous everywhere.
f(x)=x^2-4/x-2 if x<2f(x)=ax^2-bx+3 if 2<x<3f(x)=2x-a+b if x>3
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02/22/21

Differentiate the function
y = 4x2 + 2x + 8/sqrtx
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02/21/21

Helium is injected into a balloon sphere at a constant rate of 80 (cm^3)/s...
Helium is injected into a balloon sphere at a constant rate of 80 (cm^3)/s. Find the rate of change of its radius and how fast the surface of the balloon change at the instant when the radius is 15... more
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02/20/21

Hi! Please help me to answer this integral, in detailed
It is a fraction so it goes something like thisIntegral of (e2x)(1-e4x)-1/2 all over (arcsin e2x)cos2(ln (arcsin e2x)) (dx on the middle of the fraction)Please provide me with a detailed step so I... more
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02/20/21

Do you consider the following to be true or false and why? ⇒
Do you consider the following to be true or false and why?dx/x=-dx/-x ⇒ ln x= ln(-x)
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02/20/21

Find the values of a and b that make f continuous everywhere.

f(x) = (x2 − 4)/(x − 2) if x < 2 ax2 − bx + 3 if 2 ≤ x< 3 4x − a + b if x ≥ 3
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02/20/21

How do you find the vertex of -9x^2+156x+480
please explain how I find the vertex of this!
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02/20/21

is it true that All moving objects have momentum.
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02/20/21

Suppose that the functions q and r are defined as follows. q(x)=2x-1 r(x)=-2x^2 Find the following. (q°r)(-2)= (r°q)(-2)=
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02/20/21

Find the derivative of d/dx (e^sin3x)?
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02/20/21

Find the derivative of d/dx [ln(lnx)+lnx]?
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02/19/21

" Find the limit: " (lim)┬(x→-4^+ ) f(x)
graph of the function f(x) = x^2 + 6 , x is not equal to -4 and f(x)=0 , x=-4
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02/18/21

physics question
A 10 kg bowling ball sits at the top of a 10 m hill and then slides down its icy hillside.What is the bowling ball’s mechanical energy at the bottom of the hill?
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02/17/21

Does the derivative of f(x)=ln(e^2x)/(x^2-8) equal (2(x^2-x-8))/(x^2-8)
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02/17/21

Precalc exponential function
If f(x) = 3x – 2, find the exponential function which passes through f(6) and f(20). Round to the nearestthousandth.How do you do this question?? Do you use logs?
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02/17/21

An apple falls from a tree branch and hits the ground at 8m/s. How tall is the tree?
Please show work, of how you found the mechanical energy.
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