How do you simplify #2^3 - 2^-1#?
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7.5
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To simplify (2^3 - 2^{-1}), first, calculate the exponents: (2^3 = 8) and (2^{-1} = \frac{1}{2}). Then, subtract (\frac{1}{2}) from 8. (8 - \frac{1}{2} = \frac{15}{2})
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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.
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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