can we work on this problem

Consider the function f(x, t) = (x - ct) + (x + ct) where c is a constant. Calculate of and of dx2 dt2 82 f dx2 = az f = at2 of 1 az f The one-dimensional wave equation is given by 2 2 = -2 3/2 and the one-dimensional heat equation is given by of _ 202f at dx2 What can be said about f? Of satisfies the one-dimensional heat equation. Of satisfies the one-dimensional wave equation. Of satisfies both the one-dimensional wave equation and the one-dimensional heat equation. Of neither satisfies the one-dimensional wave equation nor the one-dimensional heat equation