# If #log_4 x =3#, then what is #x# equal to?

#x=3^4=81

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The key realization here is that if we have a logarithmic equation of the form

That this is equal to

Another way we could have approached this is leveraging the logarithm property

Hope this helps!

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If (\log_4 x = 3), then (x = 4^3), which simplifies to (x = 64).

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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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