If P(x)=x3+ax2+bx+cP(x) = x^3 + ax^2 + bx + cP(x)=x3+ax2+bx+c has roots 1,2,31, 2, 31,2,3, find a+b+ca + b + ca+b+c.
−5-5−5
555
000
−6-6−6