en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify sqrt(2+7)

Solution

simplify

2 + 7

Solution

3

Solution steps

2 + 7

Add the numbers:

2 + 7 = 9

= 9

Factor the number:

9 = 3^{2}

= 3^{2}

Apply radical rule:

a^{2} = a, a \geq 0

3^{2} = 3

= 3

Popular Examples

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

(x + 2) (x - 4) (x + 3)

simplify 120/40 simplify

\frac{120}{40}

simplify (-4x^2)/x simplify

\frac{- 4 x ^{2}}{x}

simplify (12m^2)/((4m)^{-4)}simplify

\frac{12 m ^{2}}{( 4 m ) ^{- 4}}

expand (2x^2-18)(x+3)(x-3)expand

(2 x^{2} - 18) (x + 3) (x - 3)

Frequently Asked Questions (FAQ)

What is sqrt(2+7) ?
The solution to sqrt(2+7) is 3