Chapter 13 wave motion and sound The consistent forms with our book should be y(, t)=Asin[a-t)+l y(x, t=Asin[ 2r(--)+ool y(, t)=Asin[ 2r(-ft)+ool y(, t)=Asin(l-at +o) In general, wave function of an arbitrary shape of traveling wave has a form: D(x, t)=DM sin (h fat all waves in which the variablesx and t enter in combination lact at are traveling wavesChapter 13 Wave Motion and Sound The consistent forms with our book should be: ( , ) sin[ ( ) ] o t v x y x t = A  - + ( , ) sin[2 ( ) ] o T x t y x t A   =  - + ( , ) sin( ) o y x t = A kx -t +  ( , ) sin[2 ( ) ] o f t x y x t A   =  - + In general, wave function of an arbitrary shape of traveling wave has a form: D(x,t) = DM sin(kx t) all waves in which the variables x and t enter in combination are kx  t traveling waves