Evaluate the limit: lim (x→6) (x² - 36)/(x - 6)
- A. 12 ✓
- B. 13
- C. 6
- D. 36
Correct answer
A. 12
Explanation
Factor the numerator: (x² - 36) = (x-6)(x+6). Cancel the (x-6) terms to get (x+6), then substitute x = 6 to get 12.
A. 12
Factor the numerator: (x² - 36) = (x-6)(x+6). Cancel the (x-6) terms to get (x+6), then substitute x = 6 to get 12.