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Popular >

simplify 7sqrt(18)

Solution

simplify

718

Solution

212

+1

Decimal Notation

29.69848 \dots

Solution steps

718

Prime factorization of

18 : 2 \cdot 3^{2}

= 7 2 \cdot 3^{2}

Apply radical rule:

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

2 \cdot 3^{2} = 2 3^{2}

= 72 3^{2}

Apply radical rule:

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

3^{2} = 3

= 72 \cdot 3

Multiply the numbers:

7 \cdot 3 = 21

= 212

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Frequently Asked Questions (FAQ)

What is 7sqrt(18) ?
The solution to 7sqrt(18) is 21sqrt(2)