Question

(1-sin²theta)(1-tan²theta)=1

Answer 1

Step-by-step explanation:

(1-sin²¢)(1-tan²¢) =1

LHS

= (1-sin²¢)(1-tan²¢)

we know that...

(1-sin²¢) = (Cos²¢) and , (1-tan²¢)= (Sec²¢)

= (Cos²¢)(Sec²¢)

=1

= RHS ( proved)

Answer 2

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