Question

.) What is the value of (sec2 a - 1) cot2 a ?
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Answer 1

Answer:

(sec2-1).cot2

tan².cot²=1

Answer 2

1

Step-by-step explanation:

(sec^2 a -1)cot^2 a

=tan^2 a* cot^2 a [ sec^2 a - 1 is tan^2 a]

= 1 [tan a * cot a is 1 so tan^2 a * cot^2 a is also a]

This is the answer...

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