10. x3 - 6x2 + 12x - 35
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Answered by
2
Answer:
I think it's answer is
-5
Answered by
2
Step-by-step explanation:
x³ - 6x² + 12x - 35
on purting x=5
5³-(6×5²)+(12×5)-35
125-(6×125)+60-35(
125-150+60-35
185-185
0
x-5 is a factor of x³ - 6x² -23x+ 35x - 35
on dividing x³ - 6x² -23x+ 35x - 35 by (x-5)
we get x²-x+7
we can write x³ - 6x² -23x+ 35x - 35 as
(x-5)(x²-x+7)
.....666....
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