First slide

Trignometry

Question

Maximum and minimum values of $\sin x + \sqrt{3} \cos x$ are respectively :

Difficult

A

-2, 2
B

2, -2
C

$1 + \sqrt{3}, 1 - \sqrt{3}$
D

$\sqrt{3}, - \sqrt{3}$

Solution

$- 2 \leq \sin x + \sqrt{3} cosx \leq 2$

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