Examine whether x – 1 is a factor of the following polynomials:
(i) 4x^3 + 3x^2 – 4x – 3
(ii) x^3 – 3x^2− 9x + 5
long division
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(I) x-1=0
x=0+1
x=1
P(1)=4(1)3+3(1)2-4(1)-3
P(1)=4+3-4-3
P(1)=0
X-1 is a factor of polynomial
(ii) x-1=0
x=0+1
x=1
P(1)=(1)3+3(1)2-9(1)+5
P(1)=1-3-9+5
P(1)=-6
X-1 is not a factor of polynomial
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