\({9}\) is a square number. \(3 \times 3 = 9\) \(3 \times 3\) can also be written as \(3^2\). This is pronounced "\({3}\) squared". \({8}\) is a cube number. The ...

Using the cube root button on the calculator we see that ... Look at the following reciprocals: The reciprocal of 2 is \(\frac{1}{2}\) The reciprocal of 3 is \(\frac{1}{3}\) ...