What is factor 5x^2-4x-28 ?

The solution to factor 5x^2-4x-28 is (x+2)(5x-14)

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factor 5x^2-4x-28

factor

5 x^{2} - 4 x - 28

(x + 2) (5 x - 14)

Solution steps

5 x^{2} - 4 x - 28

Break the expression into groups

= (5 x^{2} + 10 x) + (- 14 x - 28)

Factor out

5 x

from

5 x^{2} + 10 x : 5 x (x + 2)

Factor out

- 14

from

- 14 x - 28 : - 14 (x + 2)

= 5 x (x + 2) - 14 (x + 2)

Factor out common term

x + 2

= (x + 2) (5 x - 14)

5 - \frac{3}{4}

ln (32)

- \frac{39}{2} (\frac{1}{10 0 ^{2}}) + \frac{39}{2}

(9 x + 5)^{2} = 9

\frac{9 x - 15}{4} = 3