Q14 of 153 Page 7

What is the value of ?

To find:

We know that 1 + tan2 θ = sec2 θ


And 1 + cot2 θ = cosec2 θ


⇒ tan2 θ – sec2 θ = – 1


And cot2 θ – cosec2 θ = – 1



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