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Chapter 7: Q. 31 (page 450)

Use a calculator to find the value of each expression rounded to two decimal places.

tan-1-0.4

Short Answer

Expert verified

tan-1(-0.4)=-0.38

Step by step solution

01

Step 1. Given Information

Given trigonometric expression

tan-1-0.4

02

Step 2. Calculation

The value for the given expression

tan-1-0.4=-0.38

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