Question

if x-2 is a factor of x3+2ax+ax-1, find value of a

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

put the value of x=2 and equate the polynomial from zero

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

6+4a+2a-1=0

6a=-5

a=6/5

and if the polynomial has x^3 then

(2)^3 +4a+2a-1=0

a=-7/6