**Flashcard Review for 3-3**

Front

What does the E in PEMDAS stand for?

Back

Exponent

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to locate a point on a coordinate plane, written as (x, y).

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Solve: 12 - 4 x 2

Back

4

Front

Solve: (3 + 12) - 3^2

Back

6

Front

Solve: 5 x (6 - 3)

Back

15

Front

What is the value of 3^2?

Back

9

Front

What is the result of 8 ÷ 2(2 + 2)?

Back

16

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent a number that can change or vary.

Front

What does the term 'coefficient' mean?

Back

A coefficient is a numerical factor in a term of an algebraic expression.