Math, asked by venus5891, 9 months ago

(CosA+sinA)²+(cosA-sinA)²=2

Answers

Answered by wwwseenalingampalli

0

Step-by-step explanation:

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Answered by akansha10111111

5

Step-by-step explanation:

=cos²A+2cosAsinA+sin²A + cos²A-2sinAcosA+Sin²A

=Cos²A+Sin²A + Cos²A+Sin²A

=1 + 1

=2

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