The number of solutions of the equation 4 sin² x - 4 cos³ x + 9 -… | JEE Main 2024 Mathematics PYQ | Jeeify

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MCQMediumJEE Main 2024 · 1 February, Shift 2Trigonometric Ratios & Identities

The number of solutions of the equation $4 \sin^2 x - 4 \cos^3 x + 9 - 4 \cos x = 0$ , for $x \in [-2\pi, 2\pi]$ , is:

A
$1$
B
$3$
C
$2$
D
$0$

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