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Mathematics 9 Online
OpenStudy (zned6559):

simplify sin(x)csc(-x)

OpenStudy (anonymous):

csc(-x)= 1/sin(-x)

OpenStudy (john_es):

Hint: \[\csc(-x)=\frac{-1}{\sin x}\]

OpenStudy (zned6559):

-1?

OpenStudy (john_es):

Good.

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