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Popular >

simplify 2sqrt(20)

Solution

simplify

220

Solution

45

+1

Decimal Notation

8.94427 \dots

Solution steps

220

Prime factorization of

20 : 2^{2} \cdot 5

= 2 2^{2} \cdot 5

Apply radical rule:

ab = a b, a \geq 0, b \geq 0

2^{2} \cdot 5 = 2^{2} 5

= 2 2^{2} 5

Apply radical rule:

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

2^{2} = 2

= 2 \cdot 25

Multiply the numbers:

2 \cdot 2 = 4

= 45

Popular Examples

simplify a^2*a^3 simplify

a^{2} \cdot a^{3}

x/2-(2*(x+2))/7 =(x-3)/4

\frac{x}{2} - \frac{2 \cdot ( x + 2 )}{7} = \frac{x - 3}{4}

\frac{x + 7}{7} = 10

s - 31 > 93

5<= (3x+4)/2 <11

5 \leq \frac{3 x + 4}{2} < 11

Frequently Asked Questions (FAQ)

What is 2sqrt(20) ?
The solution to 2sqrt(20) is 4sqrt(5)