Asked by Anonymous
simplify cos(360-x)tanx/ sin(x-180)cos(90+x)
Answers
Answered by
oobleck
start with
cos(360-x) = cosx
sin(x-180) = -sinx
cos(90+x) = -sinx
and see where that takes you
cos(360-x) = cosx
sin(x-180) = -sinx
cos(90+x) = -sinx
and see where that takes you
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