# How do you evaluate #tan^-1(tan((7pi)/6))#?

When the operation is "inverse of a function over the function# on

an operand 'a', the result is 'a'.

The conventional restriction on

has no relevance for this double operation.

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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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