Find the derivative of the function. y = x² cosh²3x

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 33E
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Prove the identity.
1
cosh?x = ;(cosh(2x)+1)
2
Transcribed Image Text:Prove the identity. 1 cosh?x = ;(cosh(2x)+1) 2
Find the derivative of the function.
y = x² cosh²3x
Transcribed Image Text:Find the derivative of the function. y = x² cosh²3x
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