How do you factor  2x^2-5x-3?

Aug 14, 2016

Answer:

$\left(2 x + 1\right) \left(x - 3\right)$

Explanation:

Find factors of 2 and 3 which subtract to make 5.

(We need to have 6 -1 = 5)
There must be more negatives, so work towards -6 and +1

$\left(2 x + 1\right) \left(x - 3\right)$