37 Let (): (Give an exact answer. Use symbolic notation and fractions where needed.) <1< 2x and cos (1) = Use a half-angle formula to find cos (G. cos = ():

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter7: Exponents And Exponential Functions
Section7.1: Multiplication Properties Of Exponents
Problem 1BGP
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37
Let
<i< 2x and cos (1) = .
Use a half-angle formula to find cos ().
(Give an exact answer. Use symbolic notation and fractions where needed.)
()=
cos
Transcribed Image Text:37 Let <i< 2x and cos (1) = . Use a half-angle formula to find cos (). (Give an exact answer. Use symbolic notation and fractions where needed.) ()= cos
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