Question

(1/1+cot^2)+(1/1+tan^2)
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Answer 1

Step-by-step explanation:

(1/1+cot^2a)+(1/1+tan^2a)

=1/cosec^2a+1/sec^a

=1/1/sin^2a+1/1/cos^2a

=sin^2a+cos^2a

=1

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