JEE Main 2022MathematicsTrigonometric EquationsEasyMCQ

JEE Main 2022Trigonometric Equations Question with Solution

JEE Main 2022 (25 Jul Shift 1)

Question

The number of solutions of cosx=sinx, such that -4πx4π is 

Choose an option

Show full solutionCorrect option: C
Correct answer
C8

Step-by-step explanation

The number of solutions will be the number of points of intersection of the graphs y=cosx & y=sinx

Plotting the two curves on the same axis, we get, 

the number of intersection as 8

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About this question

This is a previous-year question from JEE Main 2022, 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.