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Prove that 1 + sin^2A + cos^A = 2​

Prove that 1 + sin^2A + cos^A = 2​
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Prove that 1 + sin^2A + cos^A = 2​

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User Daniel Benedykt
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1 Answer

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Answer:

Explanation:

1+sin²(a) +cos²(a) =2

note : for all a in R : sin²(a) +cos²(a) =1

so : 1+sin²(a) +cos²(a) = 1+1 =2

answered
User Kel
by
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