Use Euler's method with step size $h=0\mathrm{.}1$ to approximate the solution to the initial value problem $y^{\text{'}}=3x-y^2,y(6)=0,$ at the points $x=6\mathrm{.}1,6\mathrm{.}2,6\mathrm{.}3,6\mathrm{.}4,$ and $6\mathrm{.}5.$