What is factor 4x^2-11x-20 ?

The solution to factor 4x^2-11x-20 is (4x+5)(x-4)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor 4x^2-11x-20

factor

4 x^{2} - 11 x - 20

(4 x + 5) (x - 4)

Solution steps

4 x^{2} - 11 x - 20

Break the expression into groups

= (4 x^{2} + 5 x) + (- 16 x - 20)

Factor out

x

from

4 x^{2} + 5 x : x (4 x + 5)

Factor out

- 4

from

- 16 x - 20 : - 4 (4 x + 5)

= x (4 x + 5) - 4 (4 x + 5)

Factor out common term

4 x + 5

= (4 x + 5) (x - 4)

x^{3} + x^{2} - 20 x

- (12 x + 18 x + 18 y)

5 z^{2} + 22 z + 8

\frac{1}{8} \times 6

3.14 \times 8^{2}