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Chapter Overview
Learning Goals
Learning Goals
Maths
Types of numbers
Number calculations
Fractions, decimals and percentages
Algebraic manipulation
Formulae and equations
Straight line graphs
Other graphs
Ratio
Proportion
Rates of change
Shapes
Properties of shapes
Lines and angles
Drawing shapes
Trigonometry
Probability
Maths
Summary
Indices are used as shorthand for repeated multiplication. Another term for indices is "powers".
Indices are written as a small number to the top right of another number. The index number (also called the power) tells you the number of times you multiply the bigger number by itself.
Index laws (or the laws of indices) are a set of rules that help with writing powers or multiplying/dividing with them. Here are the rules:
Indices are used as shorthand for repeated multiplication. Another term for indices is "powers".
Indices are written as a small number to the top right of another number. The index number (also called the power) tells you the number of times you multiply the bigger number by itself.
Index laws (or the laws of indices) are a set of rules that help with writing powers or multiplying/dividing with them. Here are the rules:
FAQs
Question: What is anything to the power of 0?
Answer: Anything to the power of 0 is 1.
Question: What is anything to the power of 1?
Answer: Anything to the power of 1 is itself.
Question: How do you raise one power to another?
Answer: When raising one power to another, multiply the powers.
Question: How do you divide two powers?
Answer: When dividing two powers of the same number, subtract the powers.
Question: How do you multiply two powers together?
Answer: When multiplying two powers of the same number, add the powers.
Theory
Exercises
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