Let . Find .

Answer and explanation

Correct answer: C.

  1. Step 1: Differentiate term by term: .
  2. Step 2: .
Answer
.
Why not the others: : it evaluates instead of . : the powers are not reduced in the derivative. : the term is differentiated to instead of .

Practise more Differentiation.

Free questions with an explanation for every one, and full timed General Education Diploma (GED Oman) mock tests.