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Chapter 6: Q. 80 (page 396)

Use properties of the trigonometric functions to find the exact value of each expression. Do not use a calculator.

tan10ocot10o

Short Answer

Expert verified

The exact value of the expression is1.

Step by step solution

01

Step 1. Given Information

Given that the trigonometric expression is tan10ocot10o.To find the exact value of the expression using identity.

02

Step 2. Fundamental identity

On using the fundamental identity,

肠辞迟胃=1迟补苍胃tan10ocot10o=tan10o1tan10otan10ocot10o=1

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