1.

A motion is described by y = 3e^(x).e^(-3t) where y,x are in metre andt is in seconds.

Answer»

This REPRESENTS equation of progressive wave propagating along -X direction with `3MS^(-1)`
This represents equation of progressive wave propagating along +x direction with `3ms^(-1)`
This does not represent a progressive wave equation.
Date is INSUFFICIENT to arrive at any conclusion of this sort

Answer :C


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