Mathematics · Trigonometric Functions
If cos x = ab, then sin x is equal to (assuming x lies in the first quadrant):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1b2 - a2b
- 2b - ab
- 3√(b2 - a2)b✓
- 4√(b2 + a2)b
Correct answer
√(b2 - a2)b
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Trigonometric Functions MCQs →Want more practice questions on Trigonometric Functions?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Trigonometric Functions