Math, asked by Amritas, 1 year ago

Prove that, (secθ +cosθ)(secθ-cosθ)-2+2cos²θ = tan²θ.sec²θ

Answers

Answered by shukla2

0

i m getting tan²theta*cos²theta

Amritas: may I have the steps too

Answered by ssabita554

0

Sum of interior opposite angles = exterior angle

25 ° + X =70 °

= 70 - 25 ° = 45 °

X=45°

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