Question

In Problems $76-80$, use a calculator to find an approximate value for each expression, rounded to two decimal places.

${\tan }^{-1}(-2)$

Short answer

The approximate value is${\tan }^{-1}(-2)=-1.11$

Step-by-step solution

Given information

Given expression${\tan }^{-1}(-2)$

Use a calculator and calculate the value

Using a calculator, we get

${\tan }^{-1}(-2)=-1.11$