Question

Find the value of a,if (x–a) is a factor of

x3–ax2+x+2.​

Answer 1

Answer:

Do it by long division please

Step-by-step explanation:

Answer 2

Step-by-step explanation:

Given that,

(x-a) is a factor of x3-ax2+x+2

then ,x-a= 0

x=a

Substitute x=a in the given equation

p(a)=>(a)^3-a(a)^2+a+2=0

=>a^3-a^3+a+2=0

Here a^3and -a^3 will be cancelled

then

=>a+2=0

=>a=-2

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