IB Maths AA 1.1 Definitions

This page contains our IB Maths AA definitions for 1.1. By learning each one of these definitions, you will fully cover the content for IB Maths AA 'Scientific notation'.

All Topic 1 Sub-topics 1.1: Scientific Notation 1.2: Arithmetic Sequences 1.3: Geometric Sequences 1.4: Interest 1.5: Exponents & Logs 1.6: Deductive Proofs 1.7: Binomial Theorem (HL)1.8: Counting principles (HL)1.9: Partial fractions (HL)1.10: Complex numbers (HL)1.11: Additional proofs (HL)1.12: Systems of equations

coefficient

The numerical factor multiplying a term in an expansion, for example the number multiplying

x^2

in a polynomial term.

decimal

The point in a base-10 numeral that separates the whole-number part from the fractional part; moving it left or right changes the power of '

10

' in '

a \times10^{k}

integer

A whole number that can be positive, negative, or zero.

operations

Calculations such as multiplication, division, addition, and subtraction carried out on numbers written in the form '

a \times10^{k}

precision

How exact a value is, indicated by how many significant figures are used.

scientific notation

A way of writing very large or very small numbers in the form '

a \times10^{k}

', where '

1 \leq a \lt 10

' and '

k \in \mathbb{Z}

significant figures

Digits that indicate the precision of a value; counted from the first non-zero digit, with every digit after that counted as significant.

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