Math, asked by shahmokshit81, 11 months ago

Prove that:
sin^4A+sin^2A.cos^2A=sin^2A

Answers

Answered by ptgangadharmay3
1

Answer:

Step-by-step explanation:

L.H.S = Sin^4A +Sin^2A*Cos^2A

         =Sin^2A (Sin^2A + Cos^2A)

         = Sin^2A   proved

                                 (since, Sin^2A +Cos^2A = 1 )

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