Evaluate cosec^2 67-tan^2 23
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Answered by
111
Hey,
cosec ^2 (67) - tan ^2 (23)
= cosec ^2 (67) - tan ^2 (90 - 67)
= cosec ^2 (67) - cot ^2 (67)
= 1
HOPE IT HELPS:-))
cosec ^2 (67) - tan ^2 (23)
= cosec ^2 (67) - tan ^2 (90 - 67)
= cosec ^2 (67) - cot ^2 (67)
= 1
HOPE IT HELPS:-))
Answered by
31
Evaluate cosec^2 67-tan^2 23
1
1
Anonymous:
you got your answer na
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