JEE Main 2014 — Trigonometric Equations Question with Solution
JEE Main 2014 (11 Apr Online)
Question
If , then is equal to:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Given
Squaring both sides, we get
or
Now,
Taking because cannot satisfy the given equation.
Therefore;
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This is a previous-year question from JEE Main 2014, covering the Trigonometric Equations chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.