Semester 1 Exam Review

Front

What is the rate of rainfall if it falls at 2 cm per hour?

Back

The rate of rainfall is 2 cm per hour.

Front

What type of brackets are used in interval notation for > or < ?

Back

( )

Front

How do you find the slope of a line passing through two points?

Back

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

Front

Find the slope of the line that passes through (-4, 7) and (-6, -4).

Back

11/2

Front

What is the domain of a graph that includes all real numbers?

Back

All real numbers.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What does it mean if a function is increasing?

Back

A function is increasing if its output values rise as the input values increase.

Front

What does it mean if a function is decreasing?

Back

A function is decreasing if its output values fall as the input values increase.

Front

What is the formula for calculating the slope between two points?

Back

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