Math, asked by sindrela38, 8 months ago

sin^2 A/2 + sin^2 B/2 - sin^2 C/2 = 1- 2 cosA/2 cosB/2 sinC/2

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Answered by mvenkannavenkanna7

1

Answer:

sorry pleasephoto ILOVEYOU

Answered by chaudharyvinita94

2

Answer:

The step by step proof of the given trigonometric equation is in the attached photos.

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