find the value please
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Answered by
7
hey
here's your answer!!
We know that tan (90 - theta) = cos theta.
so,
tan^2 10 - cot^2 80
= tan^2 (90 - 80) - cot^2 80
= cot^2 80 - cot^2 80
= 0 (ANSWER)
Hope it helps!!
here's your answer!!
We know that tan (90 - theta) = cos theta.
so,
tan^2 10 - cot^2 80
= tan^2 (90 - 80) - cot^2 80
= cot^2 80 - cot^2 80
= 0 (ANSWER)
Hope it helps!!
Incredible29:
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Answered by
3
tan²10-cot²80
=tan(90-80)²-cot²80
=cot²80-cot²80
=0
=tan(90-80)²-cot²80
=cot²80-cot²80
=0
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