207 - Unit 2 Test - The Number System

Front

What is the definition of the Least Common Multiple (LCM)?

Back

The Least Common Multiple (LCM) of two or more numbers is the smallest multiple that is exactly divisible by each of the numbers.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and identify the smallest multiple that appears in both lists.

Front

What is the LCM of 12 and 8?

Back

24

Front

What is the definition of an ordered pair?

Back

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

Front

What does the x-coordinate represent in an ordered pair?

Back

The x-coordinate represents the horizontal position of a point on the coordinate plane.

Front

What does the y-coordinate represent in an ordered pair?

Back

The y-coordinate represents the vertical position of a point on the coordinate plane.

Front

What is the distance formula for two points (x1, y1) and (x2, y2)?

Back

The distance formula is: d = √((x2 - x1)² + (y2 - y1)²).

Front

Calculate the distance between the points (-2, 5) and (-2, -6).

Back

The distance is √((-2 - -2)² + (-6 - 5)²) = √(0 + 121) = 11.

Front

What is the definition of subtraction in mathematics?

Back

Subtraction is the operation of finding the difference between two numbers or quantities.

Front

If Will is thinking of a number that is 36,259 less than 707,538, what is the operation to find that number?

Back

The operation is subtraction: 707,538 - 36,259.