Question

find the value of a,if x-a is a factor of x^3-ax^2+2x+a-1

Answer 1

Hey user !!

Here is your answer !!

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♦ Given ->

x-a is the factor of x^3-ax^2+2x+a-1

♦ Solution ->

x-a=0

x=+a

Put value of x in

(a) ^3 - a(a)^2 + 2(a) + a -1

a^3- a^3 + 2a+ a- 1=0

2a+a-1=0

3a-1=0

3a = +1

a=1/3

Hope it is satisfactory :-)

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