Evaluate the expression without using a calculator. (Assume the variable represents a positive number.) cos(2 cos(5x)) O 51x2-1 O 50x2+1 48x2- 1 50x2-1 O 51x²+1
Evaluate the expression without using a calculator. (Assume the variable represents a positive number.) cos(2 cos(5x)) O 51x2-1 O 50x2+1 48x2- 1 50x2-1 O 51x²+1
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter5: Identities And Formulas
Section5.1: Proving Identities
Problem 1PS: An identity is a Statement that two expressions are for all replacements of the variable for which...
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Evaluate the expression without using a calculator. (Assume the variable represents a positive number.)
cos[2 * cos^-1(5x)]
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