\sin \frac{\pi}{5}+ \sin \frac{2 \pi}{5}+ \sin \frac{3 \pi}{5}+ \sin \frac{4 \pi}{5}= [AP EAPCET 24 May 2025 S1]

Correct Answer is : 14(√5+1)(√10+2√5)

\frac{1}{4}(\sqrt{5}+1)(\sqrt{10+2 {\sqrt{5}})

\frac{1}{4}(\sqrt{5}-1)(\sqrt{10+2 {\sqrt{5}})

Trigonometric Ratios and Identities

Section: Mathematics

Question : 1 of 50

Marks: +1, -0

sin‌‌

+sin‌‌

2π

+sin‌‌

3π

+sin‌‌

4π

[AP EAPCET 24 May 2025 S1]

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