What is factor y^2-8y-9 ?

The solution to factor y^2-8y-9 is (y+1)(y-9)

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor y^2-8y-9

factor

y^{2} - 8 y - 9

(y + 1) (y - 9)

Solution steps

y^{2} - 8 y - 9

Break the expression into groups

= (y^{2} + y) + (- 9 y - 9)

Factor out

y

from

y^{2} + y : y (y + 1)

Factor out

- 9

from

- 9 y - 9 : - 9 (y + 1)

= y (y + 1) - 9 (y + 1)

Factor out common term

y + 1

= (y + 1) (y - 9)

3 z^{2} - z - 24

lo g_{\frac{1}{2}} (x) > 0

(x + 2)^{2} = - 49

x^{2} - 4 x + 6

81 x^{2} - 54 x + 9 = 0