# For what values of x, if any, does #f(x) = 1/((x+3)(x+9)) # have vertical asymptotes?

x= -3 and x= -9

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The function f(x) = 1/((x+3)(x+9)) has vertical asymptotes at x = -3 and x = -9.

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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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