Question

Solve t^2a=t^2e−r for t

`t^(2)a=t^(2)e-r`

Answer 1

`\bf t^2a=t^2e-r\implies t^2a-t^2e=-r\implies t^2(a-e)=-r \\\\\\ t^2=\cfrac{-r}{a-e}\implies t=\pm\sqrt{\cfrac{-4}{a-e}}`