New Zealand
Level 8 - NCEA Level 3

# Simplify expressions involving algebraic roots

## Interactive practice questions

Assuming $a$a is positive, simplify $\sqrt{a^2}$a2.

Easy
Less than a minute

Simplify: $\sqrt[3]{m^3}$3m3

If $x$x is a positive number, $\sqrt{x^{16}}=x^4$x16=x4. True or false?

Assuming that $b$b represents a non-negative number, simplify the expression $\sqrt{b^{14}}$b14:

### Outcomes

#### M8-9

Manipulate complex numbers and present them graphically

#### 91577

Apply the algebra of complex numbers in solving problems