Question

show that (x-2) is a factor of 3x^3+x^2-20x+12

Answer 1

Answer:

Step-by-step explanation:

hey your ans is here

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to show (3x-2) as a factor of (3x3+x2-20x+12)

now

3x-2=0

3x=2

x=2/3

now put the values

3×(2/3)^3+(2/3)^2-20×2/3+12

3×8/27+4/9-40/3+12=0

hence proved!!