# Evaluate the integral? : # int_(-1)^1 coshx dx #

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The integral of cosh(x) from -1 to 1 is equal to 2.

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The integral of ( \cosh(x) ) from -1 to 1 is ( \sinh(1) - \sinh(-1) ).

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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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