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Chapter 6: Q 105. (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 a calculator.

Function isf-胃.

Short Answer

Expert verified

The value of the functionf-胃is-32.

Step by step solution

01

Step 1. Given information.

Consider the given function f-胃where f胃=sin胃and the value of胃=60掳.

02

Step 2. Finding f-θ.

In trigonometric standard angle the value of sin60掳=32.

Substitute the value in function f-胃.

f-胃=-f胃=-sin胃=-sin60掳=-32

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