if f(x)=ln(x^3 +1) find f'(3), correct to 2 decimal places

1 answer

Use the chain rule, with u = x^3 + 1
f(x) = ln u(x)

df/dx =df/du*du/dx
= 1/u * 3x^2
= 3x^2/[x^3 +1]

Now plug in x = 3 and turn the crank.
Similar Questions
    1. answers icon 0 answers
    1. answers icon 1 answer
  1. Consider the following.P(A) = 0.27 and P(B) = 0.36, A and B are mutually exclusive events (a) Find the probability P(A). (Give
    1. answers icon 0 answers
  2. Consider the following.P(A) = 0.27 and P(B) = 0.36, A and B are mutually exclusive events (a) Find the probability P(A). (Give
    1. answers icon 2 answers
more similar questions