Evaluate lim x -> 0 csc^2 x my answer key says the answer is infinity but i have no clue what steps to take to find that answer.
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Originally Posted by shiel8 Evaluate lim x -> 0 csc^2 x my answer key says the answer is infinity but i have no clue what steps to take to find that answer. Hint: $\displaystyle \csc^2x=\frac{1}{\sin^2x}$ What happens to this as $\displaystyle x\to0$?
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