en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

factor z^2-121

Solution

factor

z^{2} - 121

Solution

(z + 11) (z - 11)

Solution steps

z^{2} - 121

Rewrite

121

as

1 1^{2}

= z^{2} - 1 1^{2}

Apply Difference of Two Squares Formula:

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

z^{2} - 1 1^{2} = (z + 11) (z - 11)

= (z + 11) (z - 11)

Popular Examples

factor xy+x-y-1 factor

x y + x - y - 1

factor y^2-25 factor

y^{2} - 25

factor 2r^2-11r+5 factor

2 r^{2} - 11 r + 5

a^{2} = 4 a

simplify (2pi)/3*1/4 simplify

\frac{2 π}{3} \cdot \frac{1}{4}

Frequently Asked Questions (FAQ)

What is factor z^2-121 ?
The solution to factor z^2-121 is (z+11)(z-11)