Trigonometry (11th Edition)
11th Edition
ISBN: 9780134217437
Author: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher: PEARSON
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without using a calculator, find the value of the following:
Transcribed Image Text:using
find the value of
Wilthout
a calculator
sin(90)
Sin? (80") + cos (80")+(
COS (209
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