Use a calculator to find ? to the nearest tenth of a degree, if 0° < ? < 360° and cos( ?)=-0.7620 with ? in Qlll ?=
Use a calculator to find ? to the nearest tenth of a degree, if 0° < ? < 360° and cos( ?)=-0.7620 with ? in Qlll ?=
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter75: Drilling And Boring Compound-angular Holes
Section: Chapter Questions
Problem 2A
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Question
Use a calculator to find ? to the nearest tenth of a degree, if 0° < ? < 360° and
cos( ?)=-0.7620 with ? in Qlll
?=
Expert Solution
Step 1
Given:
cos( x )=-0.7620
0° < x < 360°
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