# How do you simplify #(d+7)/(d^2-49)#?

The expression can now be written as

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To simplify (d+7)/(d^2-49), we can factor the denominator as (d+7)(d-7). Therefore, the expression simplifies to 1/(d-7).

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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.

- How do you find the zeroes for #R( x) = (3x)/(x^2 - 2x)#?
- How do you graph #f(x)=2/(x-1)# using holes, vertical and horizontal asymptotes, x and y intercepts?
- How do you simplify #(x^3 - 1)/(x-1)#?
- How do you simplify #(x^2 + 4x)/( 4x + 16 )#?
- How do you simplify #3 / (x^2 - 5x + 6) *( x - 3 )/ (x - 2)#?

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