356 Answered Questions for the topic Derivatives
Derivatives
11/30/13
f'(x) = 2(2/3)x-1/3 - (5/3)x2/3 = (4/3)x-1/3 - (5/3)x2/3 f"(x) = (4/3)(-1/3)x-4/3 - (5/3)(2/3)x-1/3 = (-4/9)x-4
how would I set the 1st and 2nd derivatives to zero and solve for x ?
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Derivatives
11/29/13
f(x)=x^2/3 (2-x) = x^2/3 (2-x)
find 1st and 2nd derivative for
x to the 2/3 * (2-x) = x to the 2/3 * (2-x)
sorry I didn't clarify
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Derivatives
11/28/13
f(x)=x^2/3 * (2-x) = x^2/3 * (2-x)
find the 1st and 2nd derivative
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10/28/13
inverse derivative: y=sec^-1 1/t
please answer, i dont understand how to go about this problem.
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Derivatives Calculus
10/16/13
Urgent! Please help me! I have an exam in two days and I really need help with these questions. Please explain the steps and answers as thoroughly as possible.
1. Find the derivative f'(x).
(a) f(x)=xexcosx
(b) f(x)=secxtanx
(c) f(x)=sinx/1+cosx
2. Let g(x) be a differentiable function such that g(0)=2 and g'(0)=3.
(a) f(x)=(g(x))3
(b)...
more
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Derivatives
09/27/13
derivatives
f(x)= (5x2 -7)(x2-2) / x2+6
find f ' (x) at x=5
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