Solve the problem.
-The transverse (vertical) displacement of a traveling wave on a stretched string is represented by the equation $y = A \cos \frac { 2 \pi } { \lambda } ( x - V t )$. Find the period, amplitude, and phase shift of this function, given that $A = 5 , \lambda = 5$ in, $\mathrm { V } = \frac { 1 } { 2 } \mathrm { in } / \mathrm { sec }$, and $\mathrm { t } = 2 \mathrm { sec } .$
A) $\pi , 5 , - 1$
B) $5,5,1$
C) $0.20,5,0.20$
D) $5,5 , - 1$

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The Answer of Solve the problem.
-The transverse (vertical) displacement of a traveling wave on a stretched string is represented by the equation $y = A \cos \frac { 2 \pi } { \lambda } ( x - V t )$. Find the period, amplitude, and phase shift of this function, given that $A = 5 , \lambda = 5$ in, $\mathrm { V } = \frac { 1 } { 2 } \mathrm { in } / \mathrm { sec }$, and $\mathrm { t } = 2 \mathrm { sec } .$
A) $\pi , 5 , - 1$
B) $5,5,1$
C) $0.20,5,0.20$
D) $5,5 , - 1$

Solve the Problem y=Acos⁡2πλ(x−Vt)y = A \cos \frac { 2 \pi } { \lambda } ( x - V t )y=Acosλ2π​(x−Vt)

Solve the Problem $y = A \cos \frac { 2 \pi } { \lambda } ( x - V t )$