What is the limit of (tan(x) - x) / x³ as x approaches 0?
Question 1
Q1. What is the limit of (tan(x) - x) / x³ as x approaches 0?
Answer: 1 / 3
Explanation: Use L'Hopital's rule three times to get lim (x→0) (tan(x) - x) / x³ = 1 / 3.