Use Euler's method to approximate the solution to the initial value problem:dPdt$=0\mathrm{.}2(1$P$400)$P$,$P$(0)=400.$Using the stepsize $$t$=0\mathrm{.}4$ to find an approximate value for P$(2).$

t$=00\mathrm{.}40\mathrm{.}81\mathrm{.}21\mathrm{.}62$P$400$