Mathematics>Year 9>Unit 1

Indices & Scientific Notation

Master the index laws, from numerical to algebraic bases, plus zero, negative and fractional indices, then use scientific notation to work with very large and very small numbers.

20 Lessons4 Checkpoints1 Unit QuizStage 5 Core
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Syllabus Outcomes

MA5-IND-C-01

Simplifies algebraic expressions involving positive-integer and zero indices, and establishes the meaning of negative indices for numerical bases.

Block A, Numerical Index Laws
01

Index Notation: Bases and Powers

02

Evaluating Powers

03

The Product Rule

04

The Quotient Rule

05

The Power of a Power Rule

06

Combining Index Laws

Checkpoint 1, Numerical Index Laws

Covers Lessons 1–6

Block B, Zero & Negative Indices
07

The Zero Index

08

Negative Indices, Introduction

09

Negative Indices, Evaluation

10

Mixed Numerical Index Laws

Checkpoint 2, Zero & Negative Indices

Covers Lessons 7–10

Block C, Algebraic Index Laws
11

Algebraic Expressions and Index Laws

12

Simplifying with Product Rule (Algebra)

13

Quotient and Power Rules (Algebra)

14

Mixed Algebraic Index Laws

Checkpoint 3, Algebraic Index Laws

Covers Lessons 11–14

Block D, Scientific Notation & Extension
15

Introduction to Scientific Notation

16

Writing Numbers in Scientific Notation

17

Operations in Scientific Notation

18

Applications of Scientific Notation

19

Fractional Indices (Extension)

20

Unit Synthesis: Index Laws Review

Checkpoint 4, Scientific Notation & Extension

Covers Lessons 15–20

Unit Quiz

Full unit assessment