Math, asked by aditi1299, 4 months ago

tan^2 A - 1/cos^2 A + 1 =2

Answers

Answered by harshitjat2015

1

Answer:

LHS = tan

2

θcos

2

θ

=

cos

2

θ

sin

2

θ

×cos

2

θ

=sin

2

θ

=1−cos

2

θ

=RHS

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