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What is the amplitude of h(x)=-5cos(2*pi*x+5)-2

 Jun 13, 2019
edited by ProffesorNobody  Jun 13, 2019
 #1
avatar+25 
-3

Got it: We take the absolute value of the coefficient which subsequently leads to 5. And that's the answer.

 Jun 13, 2019
 #2
avatar+103674 
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Yes that is right!

Melody  Jun 13, 2019

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