JEE MATHEMATICS MCQ: TRIGONOMETRIC EQUATIONS

1 Easy

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Analyzing +4 | -1

The equation

k\,\,\sin \,\,x + \cos \,\,2\;x = 2\;k - 7

possesses solution, if

View answer and explanation

Correct option: B

2 \le k \le 6

Option B (

2 \le k \le 6

) is correct because the solution is obtained by simplifying the given trigonometric equation and applying the range of the sine function.

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