Question

1kxream

一直算不出來 解答不見了😣

+(2)
11
2
44 +4 -40 +1 +3
(21)設f(x)除以x+1的餘式為2x²+3x+1,若x/(x)除以x²-x+1的餘式為ax+b,則
(a,b) = (2.1). (^3+1) (x²-x+1)(x+1)=x+h
• hr) = (x²+1)-9 (2) + ***+3x+1
答
达利
f(-1)=2-3+1=0