Evaluate the limit: lim (x→9) (x² - 81)/(x - 9)
Difficulty: Hard
About this MCQ
Hard AP Exams item. Correct choice: A. 18.
- A. 18 ✓
- B. 9
Why not B: “9” is not 18.
- C. 81
Why not C: “81” is not 18.
- D. 19
Why not D: “19” is not 18.
Correct answer
A. 18
Explanation
18 (option A) is the accepted answer to “Evaluate the limit: lim (x→9) (x² - 81)/(x - 9)”. Option B (9) is a different value from 18. Option C (81) is a different value from 18. Option D (19) is a different value from 18. Keep 18 as the AP Exams fact for this stem.
Source: Original practice question, MCQsHub
Tags: get, Evaluate, Factor, Cancel
Submitted by: MCQsHub Editorial