Math, asked by sonali3971, 1 year ago

hey Guys please give me answer fast and right answer in notebook I will mark u brainleast

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gdfvirx: sin+sin^2=1,sin=1-sin^2,sin=cos^2(on squaring both sides)sin^2=cos^4,1-cos^2=cos^4,cos^4+cos^2=1(hence showed).

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Answered by ragavendraraja08

0

Answer:

here is your answer

Step-by-step explanation:

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Answered by gdfvirx

0

sin+sin^2=1

sin=1-sin^2

sin=cos^2......(sin^2+cos^2=1)

on squaring both sides

sin^2=cos^4

1-cos^2=cos^4

1=cos^4+cos^2

Therefore , cos^2+cos^4=1.....

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