Solved

Give the Amplitude or Period as Requested $y = - 3 \cos \frac { 1 } { 2 } x$

Question 168

Multiple Choice

Give the amplitude or period as requested.
-Amplitude of $y = - 3 \cos \frac { 1 } { 2 } x$

A) $\frac { \pi } { 3 }$
B) $4 \pi$
C) 3
D) $\frac { 3 \pi } { 2 }$

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