Math, asked by kadeejathshahana466, 8 hours ago

6) Prove that
2 points
sin 5x + sin 3x
cos 5x + cos 3x
-
tan 4x

Answers

Answered by supriyalalit20

0

Answer:

LHS

2 Cos

2

5x+3x

Cos

2

5x−3x

2 Sin

2

5x+3x

Cos

2

5x−3x

⇒

Cos4x Cosx

Sin4x Cosx

⇒tan4x

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