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Popular >

simplify sqrt((-2/5)^2)

Solution

simplify

(- \frac{2}{5})^{2}

Solution

\frac{2}{5}

+1

Decimal Notation

0.4

Solution steps

(- \frac{2}{5})^{2}

Apply exponent rule:

(- a)^{n} = a^{n},

if

n

is even

(- \frac{2}{5})^{2} = (\frac{2}{5})^{2}

= (\frac{2}{5})^{2}

Apply radical rule:

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

(\frac{2}{5})^{2} = \frac{2}{5}

= \frac{2}{5}

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Frequently Asked Questions (FAQ)

What is sqrt((-2/5)^2) ?
The solution to sqrt((-2/5)^2) is 2/5