What is factor 7x^2-45x-28 ?

The solution to factor 7x^2-45x-28 is (7x+4)(x-7)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor 7x^2-45x-28

factor

7 x^{2} - 45 x - 28

(7 x + 4) (x - 7)

Solution steps

7 x^{2} - 45 x - 28

Break the expression into groups

= (7 x^{2} + 4 x) + (- 49 x - 28)

Factor out

x

from

7 x^{2} + 4 x : x (7 x + 4)

Factor out

- 7

from

- 49 x - 28 : - 7 (7 x + 4)

= x (7 x + 4) - 7 (7 x + 4)

Factor out common term

7 x + 4

= (7 x + 4) (x - 7)

x^{2} = 16 x + 10

0.21 t - 0.6 + 0.16 t \leq 1.25

(x - 5)^{2} = 49

[3 m - 2] \geq 1

9 m^{6} - 36 n^{8}