What is cos(arccsc(x)) ?

The solution to cos(arccsc(x)) is (sqrt(x^2-1))/x

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simplify cos(arccsc(x))

simplify

cos (arccsc (x))

\frac{x ^{2} - 1}{x}

Solution steps

cos (arccsc (x))

Use the following identity:

cos (arccsc (x)) = \frac{x ^{2} - 1}{x}

= \frac{x ^{2} - 1}{x}

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