Question

if (x-6) is a factor of. x^3+ax^2+bx-bx=0 and a-b=7 . Find the values of a and b

Answer 1

Step by step explanation
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Answer 2

Answer:

x-6=0

so x=6

x^3+ax^2+bx+bx=0

6^3+a6^2=0

216+36a=0

36a=-216

a=-6

wkt a-b =7

so b=-13