Question

if x-2 is a factor of x (square )+3ax-2a then a= ques no.1

Answer 1

Since x-2 is factor of expression then for x=2
x^2+3ax-2a=0
4+6a-2a=0
4+4a=0
So, a=(-1)
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Answer 2

x-2=0

x=2

4+ 3a x 2 - 2a = 0

4+6a-2a=0

4+4a=0

4a=-4

a=-4/4

so,a=-1

hope it will help u

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