NZ Level 8 (NZC) Level 3 (NCEA) [In development]
Use a calculator for surds

## Interactive practice questions

Find the value of $\sqrt{59}$59 correct to three decimal places.

Easy
Less than a minute

Use a calculator to find the value of $4^{0.25}$40.25.

Find the value of $42^{\frac{1}{2}}$4212 correct to three decimal places.

Find the value of $\sqrt[3]{28}$328 correct to three decimal places.

### Outcomes

#### M8-9

Manipulate complex numbers and present them graphically

#### 91577

Apply the algebra of complex numbers in solving problems