\sqrt{1+\sinA}=-(\sin \frac{A}{2}+\cos \frac{A}{2}) is true if [NDA II 2017]

Correct Answer is : 3π2<A<5π2 only

\frac{3\pi}{2} < A < \frac{5\pi}{2} only

\frac{\pi}{2}<{A}< \frac{3\pi}{2} only

\frac{3\pi}{2}<{A}< \frac{7\pi}{2}

NDA Math Trigonometric Ratios of Angles and Equations

Question : 38 of 100

Marks: +1, -0

√1+sinA=−(sin‌‌

+cos‌‌

) is true if

[NDA II 2017]

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