The maximum value of \(4\sin^2 x+ 3\cos^2 x + \sin \frac x 2 + \cos \ – McqOptions

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1.	The maximum value of \(4\sin^2 x+ 3\cos^2 x + \sin \frac x 2 + \cos \frac x 2\) is
A.	4
B.	3 + √2
C.	9
D.	4 + √2
Answer» E.

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