Question

If (y-3)is a factor of y3-2y2-9y+18 then find the other two factors

Answer 1

Answer:

Factor out by grouping:

y^2 (y - 2) - 9 (y - 2)

Then combine it.. making

(y^2 - 9) (y - 2)

Factoring it out again..

(y - 3) (y + 3) (y - 2)

Therefore your other factors are.. (y + 3) and (y - 2).

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Explanation:

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