New Zealand
Level 7 - NCEA Level 2

# Revision of Index Laws

## Interactive practice questions

Simplify the following, giving your answer with a positive index: $2^2\times2^2$22×22

Easy
Less than a minute

Simplify the following, giving your answer in index form: $9\times\left(-10\right)^4\times10^8$9×(10)4×108.

Evaluate the following using index laws: $\frac{3^6}{3^3}$3633.

Convert the following to fraction form and evaluate using index laws: $4^8\div4^5$48÷​45.

### Outcomes

#### M7-6

Manipulate rational, exponential, and logarithmic algebraic expressions

#### 91261

Apply algebraic methods in solving problems