en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand (z+2)^2

Solution

expand

(z + 2)^{2}

Solution

z^{2} + 4 z + 4

Solution steps

(z + 2)^{2}

Apply Perfect Square Formula:

(a + b)^{2} = a^{2} + 2 ab + b^{2}

(z + 2)^{2} = z^{2} + 2 z \cdot 2 + 2^{2}

= z^{2} + 2 z \cdot 2 + 2^{2}

Simplify

z^{2} + 2 z \cdot 2 + 2^{2} : z^{2} + 4 z + 4

= z^{2} + 4 z + 4

Popular Examples

expand (2x+1)(x+4)expand

(2 x + 1) (x + 4)

expand x^2(x+3)expand

x^{2} (x + 3)

expand (x-4)(3x^2+x-5)expand

(x - 4) (3 x^{2} + x - 5)

simplify-3/0 simplify

- \frac{3}{0}

simplify-7+0.3(-4x+20)+8.8x simplify

- 7 + 0.3 (- 4 x + 20) + 8.8 x

Frequently Asked Questions (FAQ)

What is expand (z+2)^2 ?
The solution to expand (z+2)^2 is z^2+4z+4