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Popular >

simplify sqrt(1^2+2^2+2^2)

Solution

simplify

1^{2} + 2^{2} + 2^{2}

Solution

3

Solution steps

1^{2} + 2^{2} + 2^{2}

1^{2} + 2^{2} + 2^{2} = 9

= 9

Factor the number:

9 = 3^{2}

= 3^{2}

Apply radical rule:

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

3^{2} = 3

= 3

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Frequently Asked Questions (FAQ)

What is sqrt(1^2+2^2+2^2) ?
The solution to sqrt(1^2+2^2+2^2) is 3