SOLUTION: verify the identity 1.sin x sec x 2. cos x csc x =cot x
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-> SOLUTION: verify the identity 1.sin x sec x 2. cos x csc x =cot x
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Question 150766
:
verify the identity
1.sin x sec x
2. cos x csc x =cot x
Answer by
stanbon(48558)
(
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):
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verify the identity
1.sin x sec x = sinx*(1/cosx) = sin/cos = tanx
---------------------------
2. cos x csc x =cot x
cos*(1/sin) = cos/sin = tanx
================
Cheers,
Stan H.