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verify the identities in good form. show the steps csc theta - sin theta = cot theta cos theta?
csc theta - sin theta = cot theta cos theta
please help me TT
Update:
PLEASE ANSWER
2 Answers
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- L. E. GantLv 71 month ago
rhs
= cot(x) cos(x)
= cos(x)/sin(x) * cos(x)
= cos^2(x)/sin(x)
= (1-sin^2(x))/sin(x)
= 1/sin(x) - sin(x)
= csc(x) - sin(x)
= lhsOr do it from lhs to rhs (the steps above in opposite order)
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