What is factor 15x^2-4x-4 ?

The solution to factor 15x^2-4x-4 is (5x+2)(3x-2)

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factor 15x^2-4x-4

factor

15 x^{2} - 4 x - 4

(5 x + 2) (3 x - 2)

Solution steps

15 x^{2} - 4 x - 4

Break the expression into groups

= (15 x^{2} + 6 x) + (- 10 x - 4)

Factor out

3 x

from

15 x^{2} + 6 x : 3 x (5 x + 2)

Factor out

- 2

from

- 10 x - 4 : - 2 (5 x + 2)

= 3 x (5 x + 2) - 2 (5 x + 2)

Factor out common term

5 x + 2

= (5 x + 2) (3 x - 2)

- 93 + 3 x = 12 x + 213

2 x^{3} + 2 x^{2} + 3 x + 3

\frac{- 20 + - 50}{60}

\frac{x + 4}{x - 3} > 0

4 x^{2} - 2 x = 6