Math, asked by shushruthashushrutha, 3 months ago

7sin²A + 3cos²A = 3 + 4sin²A

Answers

Answered by aradhanashukla

1

Step-by-step explanation:

7sin2A+3(1-sin2A) (sin2+cos2=1)

=7sin2A+3-3sin2A

=3+4sin2

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