Question

Use a calculator to evaluate the expression. Express angles in radians rounded to two decimal places.

${\tan }^{-1}\left(3\right)$

Short answer

On evaluating the expression, we get $1.25$.

Step-by-step solution

Step 1. Given information.

Consider the given question,

${\tan }^{-1}\left(3\right)$

To solve this expression, we will need a calculator.

Using a calculator,

${\tan }^{-1}\left(3\right)=1.249$

Step 2. Round the expression.

Consider the given question,

${\tan }^{-1}\left(3\right)$

We know,

${\tan }^{-1}\left(3\right)=1.249$

Rounding off to two decimal places,

${\tan }^{-1}\left(3\right)=1.25$