en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (x+4)^2-9

Solution

simplify

(x + 4)^{2} - 9

Solution

x^{2} + 8 x + 7

Solution steps

(x + 4)^{2} - 9

Expand

(x + 4)^{2} : x^{2} + 8 x + 16

= x^{2} + 8 x + 16 - 9

Subtract the numbers:

16 - 9 = 7

= x^{2} + 8 x + 7

Popular Examples

simplify (-1)(2)simplify

(- 1) (2)

factor 4a-2b factor

4 a - 2 b

simplify 3+1/x simplify

3 + \frac{1}{x}

simplify 0.5(2)simplify

0.5 (2)

simplify 1/(2(x+h))-1/(2x)simplify

\frac{1}{2 ( x + h )} - \frac{1}{2 x}

Frequently Asked Questions (FAQ)

What is (x+4)^2-9 ?
The solution to (x+4)^2-9 is x^2+8x+7