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OpenStudy (theislander):
Simplify the expression: tan(-x)csc(x)
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OpenStudy (theislander):
answer choices
OpenStudy (hoblos):
the identities that you must use are: tan(x) = sin(x)/cos(x) csc(x) = 1/sin(x) sec(x) = 1/cos(x) sin(-x) = -sin(x) cos(-x) = cos(x)
OpenStudy (theislander):
alright, so the answer would be A?
OpenStudy (hoblos):
can you show me your work ?
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