Linear Functions in Context

Front

What does f(1990)=214 mean in the context of the problem?

Back

In 1990 there were 214 million people with health insurance.

Front

What is the meaning of the y-intercept?

Back

Before sand is put in the bucket, it weighs 1 pound.

Front

Which statement below accurately represents the graph?

Back

$500 is earned for every 8 hours worked.

Front

What is the general trend of this line graph?

Back

The more you mow, the more money you make.

Front

What does the slope represent in this context?

Back

The mass per egg.

Front

Define a linear function.

Back

A linear function is a function that graphs to a straight line and can be expressed in the form y = mx + b.

Front

What does the slope (m) in a linear function represent?

Back

The rate of change of the dependent variable with respect to the independent variable.

Front

What is the y-intercept (b) in a linear function?

Back

The value of y when x is 0, representing the starting point of the function.

Front

How do you calculate the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Front

What is the significance of a positive slope?

Back

A positive slope indicates that as the independent variable increases, the dependent variable also increases.