Math, asked by ushasakthe, 9 months ago

1+2tan^2theta/cos^2theta=tan^4theta+sec^4theta

Answers

Answered by rudrajani8124

0

Step-by-step explanation:

1 + 2tan²x. tan^4x+ sec^4x

-------------- =

cos²x

1+tan²x= sec²x

1+2tan²x= sec²x + tan²x

sec²x + tan²x

--------------------- = sec^4x +tan²x. sec²x

cos²x

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