A wave travelling in the +ve x-direction...

A wave travelling in the +ve x-direction having displacement along y-direction as 1 m, wavelength `2pi` m and frequency of `frac(1)(pi)` Hz is represented by

y=sin(x-2t)

`y=sin(2pi x-2pi t)`

`y=sin(10pix-20pit)`

`y=sin(2pix+2pit)`

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