What is expand (a+2)(a^2-2a+4) ?

The solution to expand (a+2)(a^2-2a+4) is a^3+8

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

expand (a+2)(a^2-2a+4)

expand

(a + 2) (a^{2} - 2 a + 4)

a^{3} + 8

Solution steps

(a + 2) (a^{2} - 2 a + 4)

Distribute parentheses

= a a^{2} + a (- 2 a) + a \cdot 4 + 2 a^{2} + 2 (- 2 a) + 2 \cdot 4

Simplify

a a^{2} + a (- 2 a) + a \cdot 4 + 2 a^{2} + 2 (- 2 a) + 2 \cdot 4 : a^{3} + 8

= a^{3} + 8

9 \cdot (- 9)

(x + x^{- 1})^{3}

\frac{13}{49}

- y^{2} + 6 y^{2} + 3 y^{2} + 5 y + 4 y + 3 - 1

- 3 x^{2} - 6 x - 14

What is expand (a+2)(a^2-2a+4) ?
The solution to expand (a+2)(a^2-2a+4) is a^3+8