This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 28 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 28 (2 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The value of $\cos^{-1}\left(\cos\frac{\text{3}\pi}{2}\right)$ A) $\frac{\pi}{2}$. B) $\frac{3\pi}{\text{2}}$. C) $\frac{\text{5}\pi}{\text{2}}$. D) $\frac{\text{7}\pi}{\text{2}}$. Show Answer Correct Answer: A) $\frac{\pi}{2}$. 2. Let f and g be two functions given by f = \{(0, 1), (2, 0), (3, -4), (4, 2), (5, 7)\} g =\{(0, 2), (1, 0), (2, 4), (-4, 2), (7, 0)\} then the range of f $\circ$ A) \{0, 2, 3, 4, 5\}. B) \{-4, 1, 0, 2, 7\}. C) \{1, 2, 3, 4, 5\}. D) \{0, 1, 2\}. Show Answer Correct Answer: D) \{0, 1, 2\}. ← PreviousRelated QuizzesClass 11 Mathematics Chapter 2 Relations And Functions Quiz 1Class 11 Mathematics Chapter 2 Relations And Functions Quiz 2Class 11 Mathematics Chapter 2 Relations And Functions Quiz 3Class 11 Mathematics Chapter 2 Relations And Functions Quiz 4Class 11 Mathematics Chapter 2 Relations And Functions Quiz 5Class 11 Mathematics Chapter 2 Relations And Functions Quiz 6Class 11 Mathematics Chapter 2 Relations And Functions Quiz 7Class 11 Mathematics Chapter 2 Relations And Functions Quiz 8Class 11 Mathematics Chapter 2 Relations And Functions Quiz 9Class 11 Mathematics Chapter 2 Relations And Functions Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books