Tangent Lines and Their Slopes: Quiz

Problem 4

Let p(x) = ax2 + x + c, with a > 0. Which of the following is a possible equation for the slope of the line tangent to p(x) at
(2, p(2))? Choose all that apply.

  1. –4x + 4
  2. 4x – 4
  3. 4x + 15
  4. 0.5x
  5. –x – 1

Answers, problem 4

  1. 4x – 4
  2. 4x + 15
  3. 0.5x

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