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Popular >

simplify sqrt(4b^2)

Solution

simplify

4 b^{2}

Solution

2 b

Solution steps

4 b^{2}

Apply radical rule:

ab = a b,

assuming

a \geq 0, b \geq 0

4 b^{2} = 4 b^{2}

= 4 b^{2}

4 = 2

= 2 b^{2}

Apply radical rule:

a^{2} = a,

assuming

a \geq 0

b^{2} = b

= 2 b

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Frequently Asked Questions (FAQ)

What is sqrt(4b^2) ?
The solution to sqrt(4b^2) is 2b