Differentiation Rules: Quiz

Problem 8

Find the derivative of the following function.

H(x) = x(x + 1)(x + 2)

  1. x3 + 3x2 + 2x
  2. 3x2 + 6x + 2
  3. 1
  4. 3x2 + 4x + 1
  5. x2 + 2x + 1

Answers, problem 8

H(x) = x(x + 1)(x + 2) = x3 +3x2 + 2x

H′(x) = 3x2 + 6x + 2

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