Module 2 Vocabulary

The dependent quantity is the x-axis.

• True
• False

The independent quantity is when one quantity depends on itself.

• True
• False

The explicit formula can be used for both arithmetic and geometric sequences.

• True
• False

A function is a relation that assigns to each element of the range exactly one element of the domain.

• True
• False

The sequence 2, 4, 8, 16,... is a geometric sequence because.....

• it is adding by 2.
• it is multiplying by 2.
• they are all positive numbers.

If a function increases across the entire domain, then the function is an increasing function. Which is an example?

• it is adding by 2.

The quantity that the dependent quantity depends upon is also known as the _______________ value.

• x
• y

What do you call a line that is as close to as many points as possible but doesn’t go through all of the points?

• A positive slope line.
• A negative slope line.
• A line that best fits.
• An estimated line.

On a scatter plot, what is the name of the line that is a mathematical model used to predict the values of a dependent variable based upon the values of an independent variable?

• Regression lines
• Straight lines
• Curved lines
• Number lines

A(n) __________ sequence is a sequence of numbers in which the ___________________ between any two consecutive terms is a constant.

• arithmetic
• geometric
• common difference
• common ratio