Question

Find the value of a

Answer 1

Answer:

the value of a is-2......

Answer 2

f(x)=$x^3 -a^2x+x+2$

As x-a is its factor

f(a)  =  $a^3-a^2*a+a+2$ = 0

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

=>a + 2 = 0

=>a= -2  (Ans)