Find the amplitude of the function.
-$$y = 5 \cos \frac { 1 } { 4 } x$$
A) $\frac { \pi } { 5 }$
B) 5
C) $8 \pi$
D) $\frac { 5 \pi } { 4 }$

Name: Find the amplitude of the function. -\[y = 5 \cos \frac { 1 } { 4 } x\] A) $\frac { \pi } { 5 }$ B) 5 C) $8 \pi$ D) $\frac { 5 \pi } { 4 }$
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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 $a$, which in this case is 5.

Find the Amplitude of the Function y=5cos⁡14xy = 5 \cos \frac { 1 } { 4 } xy=5cos41​x

Find the Amplitude of the Function $y = 5 \cos \frac { 1 } { 4 } x$