Find values of m so that the function y xm is a solution of

Find values of m so that the function y = xm is a solution of the given differential equation.

x2y xy 3y = 0

Solution

y = x^m

=>

y\' = mx^(m-1), y\" = m(m-1)x^m-2)

=>

x^2 *  m(m-1)x^(m-2) -x * mx^(m-1) -3x^m = 0

=>

m(m-1) -m -3 = 0

=>

m^2 -2m-3 = 0

=>

m = -1,3

Find values of m so that the function y = xm is a solution of the given differential equation. x2y xy 3y = 0Solutiony = x^m => y\' = mx^(m-1), y\

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