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Chapter 6: Q 98. (page 381)

If f胃=sin胃and g胃=cos胃. Find the exact value of the function given below if 胃=60掳.Do not use calculator.

Function isg胃2.

Short Answer

Expert verified

The value ofg胃2is32.

Step by step solution

01

Step 1. Given information.

Consider the given function g胃2and the value of胃=60掳.

02

Step 2. Finding gθ2.

In the trigonometric standard angles the value of cos30掳=32.

Substitute the value in g胃2.

g胃2=g60掳2g胃2=g30掳

Further simplify.

g30掳=cos30掳=32

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