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Chapter 7: Q. 4 (page 505)

Find the exact value of the expression. Express angles in radians.

tantan-173

Short Answer

Expert verified

The exact value of the given expression is 73.

Step by step solution

01

Step 1. Given information.

Consider the given question,

tantan-173

For the tangent function and its inverse property,

ff-1x=tantan-1x=x

Where x is the angle between -鈭�鈮�x鈮�鈭�.

02

Step 2. Solve the equation.

Consider the given question,

tantan-173

Using the tangent function and inverse property,

=tantan-173=73

Therefore, the exact value oftantan-173is73.

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