# How do you calculate #log_5 (-28)# with a calculator?

See explanation.

To do this we have to use the Change of Base Formula, which is:

This formula lets us change the logarythm with non standard base to a quotient of logarythms of any other base.

The procedure is:

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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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