Math, asked by parveensachdeva58, 7 months ago

slove it fast please......

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Answered by Pallavimilmile

0

Answer:

tan2x

Step-by-step explanation:

sin x+ sin3 x / cos x+ cos 3x

sin4 X / cos 4 x

(sin/ cos = tan) so

sin4x /cos 4 x= tan2x

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