# Solve \$d^2y/dx^2 =k/ y^2\$ , where \$k\$ is constant. I require a solution where I can find \$x=f(t)\$

I have tried using $$p=Dy/dx$$ and putting $$k= dp/dy p y^2$$ and doing indefinite integration. Someone please help me out and plz find $$x=f(t)$$.