Question

How do you factor `2x²-7x+5`?

Answer 1

Factor `y = 2x^2 - 7x + 5`

Ans: (x - 1)(2x - 5)

Explanation:

`y = 2x^2 - 7x + 5`
Since (a + b + c = 0), use the shortcut. One factor is (x - 1) and the other is `(x - c/a) = (x - 5/2).`
`y = 2(x - 1)(x - 5/2) = (x - 1)(2x - 5).`