$(10\%)$ Problem $4$: A transverse wave has a frequency of v $=33$ Hz and a wavelength of $=9\mathrm{.}5$ m$.$ The wave obtains a maximum displacement of ym$-1\mathrm{.}4$ m and propagates in the $-$x direction. $33\%$ Part $($a$)$ Given the form y$($xt$-$A sin$($B$)$ for the displacement of the wave, input an expression ford $*33\%$ Part $($b$)$ Using the same form ya;$)$ input an expression for B Grade Summary B$-0\mathrm{.}66)$ x $(207\mathrm{.}34)$t $22\%78\%$ Potential $789$ HOME Submissions Attempts remaining: $1(500$ per attempt$)$ detailed view $590590590590$ BACKSPACE $$DEL$$ CLEAR Submit I give up$!$ Hints: $2-$for a $2\%$ deduction. Hints remaining: $0$ Feedback: $0\%$ deduction per feedback. Since the wave is moving in the $($negative$)$ x direction, the motion at x$-0($that is$,$ y$(0,1)-$Asin$($ot will be the same as at the earlier timetx$/$v Notice that the problem gives frequency and wavelength, but B must have overall units of radians for the sin function to be well$-$defined. Submission History All Date times are displayed in Eastern Standard Time. Red submission date times indicate late work. $1$ Jul $14,20182$ Jul $14,20183$ Jul $14,2018$ Date l ime Answer Hints Feedback $1$:$12$ PM B $=0\mathrm{.}6613$ x $+207\mathrm{.}34$ t$-$Since the wave is moving in the $($negative$)$ x direction, the motion at x$-0($that is$,$ y$(0,$t$)-$Asin $($ot$)$ will be the same as at the earlier timetxv Notice that the problem gives frequency and wavelength, but B must have overall units of radians $1$:$14$ PM $0\mathrm{.}6613$ x$207\mathrm{.}34$t for the sin function to be well$-$defined. B$-0\mathrm{.}6613$ x $-207\mathrm{.}34$ t B$-(0\mathrm{.}66)$x$-(207\mathrm{.}34)$t $1$:$17$ PM $4$ Jul $14,20185$:$02$ PM $33\%$ Part $($c$)$ How fast is the wave traveling in ms$?$