Summer Algebra Packet Information

Front

Variable

Back

A symbol used to represent a number in expressions or equations. Example: x in 2x + 3.

Front

Coefficient

Back

A number that multiplies a variable. Example: 3 in 3x.

Front

Constant

Back

A fixed value that does not change. Example: 5 in the expression x + 5.

Front

Natural/counting numbers

Back

The set of positive integers starting from 1. Example: 1, 2, 3, ...

Front

Whole numbers

Back

The set of natural numbers including zero. Example: 0, 1, 2, 3, ...

Front

Integers

Back

The set of whole numbers and their opposites. Example: -2, -1, 0, 1, 2, ...

Front

Rational numbers

Back

Front

Irrational numbers

Back

Front

Real numbers

Back

All rational and irrational numbers. Example: -3, 0, 1.5, \pi.

Front

Inequality

Back

A mathematical statement that compares two values. Example: x > 5.