Vocab Review
Vocabulary
Function or Not?!
Random Math Facts!
Evaluating Functions
100

The x-values of a function are called the...

Domain
100

The value that is put into a function.

Input

100

Is the following a function?

Yes

100

How to get -7 - (-5).

What is -2?

100

find f(3) if y = 4x

What is 12?

200

Where a function crosses the y-axis

Y-intercept

200

The result after applying the function's rule.

Output

200

Is the following relation a function? {-2,2),(0,1),(-2,3),(3,-1),(0,3)}

No

200

The number of sides a heptagon has.

What is 7?

200

Find f(8) if f(x) = -16x  

What is -128?

300

Where a function crosses the x-axis

Zeros or x-intercepts

300

What we use to notate open points in interval notation

Parentheses 

300

True or False? A function can have repeated y-values

True

300

The result of 7+4*5-3.

What is 24?

300

Find f(3) if f(x) = 4x - 10

What is 2?

400

How do we find average rate of change/speed?

Change in y over change in x

Distance over time

Y2 - Y1/ X2 - X1

400

What we use to notate closed points in interval notation

Brackets

400

Is the following a function?

Yes

400

When is your Algebra midterm?

Monday November 4th

400

Find f(-4) if f(x) = -2x - 8

What is 0?

500

For every input, there is EXACTLY one output (aka x does not repeat)

Function

500

A collection of things (numbers in math)

Set

500

Is the following table a function?

No

500

Who is your favorite math teacher at Vertus?

Ms. Fouchie

500

find f(-12) if f(x) = -12x + 12

What is 156?