Give the amplitude or period as requested.
-Amplitude of $y = 5 \cos \frac { 1 } { 4 } x$
A) $8 \pi$
B) $\frac { \pi } { 5 }$
C) 5
D) $\frac { 5 \pi } { 4 }$

Name: Give the amplitude or period as requested. -Amplitude of $y = 5 \cos \frac { 1 } { 4 } x$ A) $8 \pi$ B) $\frac { \pi } { 5 }$ C) 5 D) $\frac { 5 \pi } { 4 }$
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Question

Quizplus · Accepted Answer

The amplitude of a trigonometric function like $y = A \cos(Bx)$ or $y = A \sin(Bx)$ is given by the absolute value of the coefficient $A$. In this case, $A = 5$, so the amplitude is 5.

Give the Amplitude or Period as Requested y=5cos⁡14xy = 5 \cos \frac { 1 } { 4 } xy=5cos41​x

Give the Amplitude or Period as Requested $y = 5 \cos \frac { 1 } { 4 } x$