en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand (y+9)^2

Solution

expand

(y + 9)^{2}

Solution

y^{2} + 18 y + 81

Solution steps

(y + 9)^{2}

Apply Perfect Square Formula:

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

(y + 9)^{2} = y^{2} + 2 y \cdot 9 + 9^{2}

= y^{2} + 2 y \cdot 9 + 9^{2}

Simplify

y^{2} + 2 y \cdot 9 + 9^{2} : y^{2} + 18 y + 81

= y^{2} + 18 y + 81

Popular Examples

simplify log_{16}(32)simplify

lo g_{16} (32)

simplify \sqrt[4]{(\sqrt[3]{2})/(sqrt(1/8))}simplify

simplify 4z-(-3z)simplify

4 z - (- 3 z)

expand (x-y)(x^2y+xy^2-xy)expand

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

simplify 3/5 sqrt(125mn^6)simplify

\frac{3}{5} 125 m n^{6}

Frequently Asked Questions (FAQ)

What is expand (y+9)^2 ?
The solution to expand (y+9)^2 is y^2+18y+81