Question

if x-2 is a factor ofx³ -2ax² +ax-1 then the value of a is:​

Answer 1

Answer: 7/6

Step-by-step explanation:

Answer 2

Answer:

a=7/6

Step-by-step explanation:

let f(x)=x³ -2ax² +ax-1

x-2 is factor of f(x)  so

f(2) =0

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

8-8a+2a-1=0

-6a=-7

a=7/6