Question

\The value of p(t)=2+t+2t^2-t^3 when t=0The value of p(t)=2+t+2t^2-t^3 when t=0\

Answer 1

x+4 is factor of x2+3x+m

x+4=0

x=−4 is zero of polynomial

Put it in polynomial

(−4)2+3(−4)+m=0

16−12+m=0

m=−4