# How do you simplify #4n^4*2n^-3# and write it using only positive exponents?

We have:

So, we get

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To simplify (4n^4 \cdot 2n^{-3}) and write it using only positive exponents, you can use the laws of exponents.

(4n^4 \cdot 2n^{-3} = (4 \cdot 2) \cdot (n^4 \cdot n^{-3}) = 8 \cdot n^{4 + (-3)} = 8 \cdot n^{4 - 3} = 8 \cdot n^1 = 8n)

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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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