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多項式的除法(除法原理、綜合除法、應用)

Total questions: 10

Worksheet time: 20mins

Name
Class
Date
1.

f(x)=ax4+bx3+cx2+dx+ef\left(x\right)=ax^4+bx^3+cx^2+dx+e 為整係數方程式,且 3a+2b1+c+2=23\left|a\right|+2\left|b-1\right|+\left|c+2\right|=2 ,則 f(x)f\left(x\right) 可能是幾次多項式?

a)

一次

b)

二次

c)

三次

d)

四次

e)

零次

2.

f(x)f\left(x\right) 為一多項式,若 f(x)f\left(x\right) 除以 xbax-\frac{b}{a} 的商式為 Q(x)Q\left(x\right) ,餘式為 rr 。則 f(x)f\left(x\right) 除以 axbax-b 的商式為?

a)

Q(x)Q\left(x\right)

b)

aQ(x)aQ\left(x\right)

c)

1aQ(x)\frac{1}{a}Q\left(x\right)

d)

rr

3.

f(x)f\left(x\right) 為一多項式,若 f(x)f\left(x\right) 除以 xbax-\frac{b}{a} 的商式為 Q(x)Q\left(x\right) ,餘式為 rr 。則 2f(x)2f\left(x\right) 除以 axbax-b 的商式為?

a)

2Q(x)2Q\left(x\right)

b)

2aQ(x)2aQ\left(x\right)

c)

2aQ(x)\frac{2}{a}Q\left(x\right)

d)

rr

4.

f(x)f\left(x\right) 為一多項式,若 f(x)f\left(x\right) 除以 xbax-\frac{b}{a} 的商式為 Q(x)Q\left(x\right) ,餘式為 rr 。則 f(x)f\left(x\right) 除以 axbax-b 的餘式為?

a)

arar

b)

Q(x)Q\left(x\right)

c)

ra\frac{r}{a}

d)

rr

5.

f(x)f\left(x\right) 為一多項式,若 f(x)f\left(x\right) 除以 xbax-\frac{b}{a} 的商式為 Q(x)Q\left(x\right) ,餘式為 rr 。則 2f(x)2f\left(x\right) 除以 axbax-b 的餘式為?

a)

2r2r

b)

Q(x)Q\left(x\right)

c)

r2\frac{r}{2}

d)

rr

6.

f(x)=x5x425x324x235x6f\left(x\right)=x^5-x^4-25x^3-24x^2-35x-6 ,則 f(x)f\left(x\right) 除以 x6x-6 的餘式為?

(a)  

7.

f(x)=3x32x2+4x+5=a(x1)3+b(x1)2+c(x1)+df\left(x\right)=3x^3-2x^2+4x+5=a\left(x-1\right)^3+b\left(x-1\right)^2+c\left(x-1\right)+d ,則 a=a=

(a)  

8.

f(x)=3x32x2+4x+5=a(x1)3+b(x1)2+c(x1)+df\left(x\right)=3x^3-2x^2+4x+5=a\left(x-1\right)^3+b\left(x-1\right)^2+c\left(x-1\right)+d ,則 b=b=

(a)  

9.

f(x)=3x32x2+4x+5=a(x1)3+b(x1)2+c(x1)+df\left(x\right)=3x^3-2x^2+4x+5=a\left(x-1\right)^3+b\left(x-1\right)^2+c\left(x-1\right)+d ,則 c=c=

(a)  

10.

f(x)=3x32x2+4x+5=a(x1)3+b(x1)2+c(x1)+df\left(x\right)=3x^3-2x^2+4x+5=a\left(x-1\right)^3+b\left(x-1\right)^2+c\left(x-1\right)+d ,則 d=d=

(a)