Midterm Review

Front

What is the equation that represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y, if the club starts with 80 members and increases by 15 members each month?

Back

y = 15x + 80

Front

What type of number is defined as a number that can be expressed as a fraction of two integers?

Back

Rational Number

Front

Write the equation for the line with a slope of ⅗ that passes through the point (0, -1).

Back

y = ⅗x - 1

Front

What subset do we classify the number -√200?

Back

Irrational

Front

Which graph represents a non-proportional relationship?

Back

Graph D

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; its decimal representation goes on forever without repeating.

Front

What is the slope-intercept form of a linear equation?

Back

The slope-intercept form is given by y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you determine if a graph is proportional?

Back

A graph is proportional if it passes through the origin (0,0) and has a constant ratio between the y and x values.

Front

What is the difference between an integer and a whole number?

Back

Integers include all positive and negative whole numbers, while whole numbers include only non-negative integers (0 and positive integers).