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How do you evaluate #tan (arc tan (.88))#?

Answer 1

0.88

Read tan (arctan .88) as 'tan of the angle whose tan is .88' 'Operator ( inverse operator)' is equivalent to 'multiplication by 1' .

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Answer 2

Caroline Adams

To evaluate tan (arc tan (0.88)), follow these steps:

Use the inverse tangent function (arc tan) to find the angle whose tangent is 0.88.
Once you find the angle, use the tangent function to find the tangent of that angle.

tan (arc tan (0.88)) = 0.88

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Answer from HIX Tutor

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.