Math, asked by srilathay377, 7 months ago

1/3(4a(1+x-9/4(a-x))=1/4(3a(1-x)
-16/3(a+x))

Answers

Answered by AnishKumar524

0

Answer:

cos a + cos 2a + cos 3a + cos 4a / = cot 5a/2

sin a + sin 2a + sin 3a + sin 4a

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