Math, asked by dhivyamadhavan0106, 10 months ago

Prove that :cos²(1+tan²Q)=1

Answers

Answered by vahidabegum03

0

Step-by-step explanation:

LHS=cos^2Q(1+tan^2Q)

=cos^2Q sec^2Q

=cos^2Qx1/cos^2Q

=1

Answered by TheAishtonsageAlvie

1

Hello !

From LHS

cos²(1+tan²Q) = cos²( sec²Q) = 1

From RHS = 1

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