\(\sqrt {{{(4 + x)}^2}} = \)

\(4+x\)

Explanation

This is so easy that it may tempt you to think that the correct answer is too obvious. The square root of \({(4 + x)^2} \) is simply 4 + x.

Side box 5cm, bottom right long side 4 cm, front bottom short side 3cm. The volume of this box is______

\({9^2} \times {9^4} = \)

\(2.8 \times {10^2} =\)

The reciprocal of \(\frac{1}{9}\) is

Find the measure of x.

What is \( \sqrt 4 \times \sqrt {64} ? \)