How do you factor the expression 3x^2-8x+53x2−8x+5?

1 Answer
Nghi N.
Mar 6, 2016

(x - 1)(3x - 5)

Explanation:

y = 3x^2 - 8x + 5 y=3x2−8x+5
Since a + b + c = 0, use shortcut.
One factor is (x - 1) and the other is (x - c/a) = (x - 5/3).(x−ca)=(x−53).
Factored form:
y = 3(x - 1)(x + 5/3) = (x - 1)(3x - 5).y=3(x−1)(x+53)=(x−1)(3x−5).

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