Eccentricity of hyperbola x²/4 - y²/9 = 1 is:
Question 1
Q1. Eccentricity of hyperbola x²/4 - y²/9 = 1 is:
Answer: √13 / 2
Explanation: e = c/a, c² = a² + b² = 4 + 9 = 13 ⇒ e = √13/2.