The mathematical forms for three sinusoidal traveling waves are given by

wave $1$: y$($ x$,$ t$)=(2$ cm$)$ sin $[(3$ m$-1)$ x $-(6$ s$-1)$ t$]$

wave $2$: y$($ x$,$ t$)=(3$ cm$)$ sin $[(4$ m$-1)$ x $-(12$ s$-1)$ t$]$

wave $3$: y$($ x$,$ t$)=(4$ cm$)$ sin $[(5$ m$-1)$ x $-(11$ s$-1)$ t$]$

where x is in meters and t is in seconds. Of these waves,

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