Linear Equations and Functions Review

Front

What is the correct slope-intercept form?

Back

y = mx + b

Front

What kind of slope does the graph have if it is horizontal?

Back

0

Front

What kind of slope does the graph have if it is vertical?

Back

Undefined

Front

What is the slope of the line represented by the points (2, 3) and (4, 7)?

Back

2

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

Is the relation {(1, 2), (1, 3), (2, 4)} a function?

Back

Not a Function

Front

What is the formula to calculate the slope between two points (x1, y1) and (x2, y2)?

Back

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

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Front

If a line has a slope of 0, what does that mean?

Back

The line is horizontal.