Vocabulary
Real Numbers
Expressions
Functions
Graphing
100
Whole Numbers are ___________
0,1,2,3,4,5,6.....
100
Write down any Real Number
Answer can be any real number
100
(5+7)/(2^3)
3/2
100
Give the domain of the function below:
(1,2), (3,5), (8,11)
1,3,8
100
Is this a positive or a negative slope?
Negative
200
Give an example of an ordered pair.
Anything involving an x number and y number written like this: (x,y)
200
Which of the numbers below is not an Integer:
-8, 0, 4.5, 14, -20, 100
4.5
200
Write an expression for this sentence:
A number multiplied by 2 and then added to 8
2x+8
200
Find y=3x-2, when x = 5
13
200
The slope of a line with two points at (0,5) and (3,2) is…
-1
300
The numbers below are examples of...
pi, e, sqrt(10)
Irrational Numbers
300
-6.42/0.2
-32.1
300
Which property is this?
8 x 2 = 2 x 8
Eg:
Associative, Reflexive, Commutative, Symmetric, Distributive...
Commutative Property
300
What is the y-intercept of the below function:
y=2/3x+1
1
300
What would be the slope of a line perpendicular to y=3/5x+2
-5/3
400
TRUE OR FALSE
The below equation is in Standard Form
y=-4x-8
FALSE, it is in SLOPE INTERCEPT FORM
400
What two whole numbers is the below number in between?
sqrt(20)
4 and 5
400
Simplify:
3(x^2+2x-4)
3x^2+6x-12
400
What is the zero of the function:
y=x-3
3
400
Change the equation into a form so you can graph a line:
2x+y=3
y=-2x+3
500
Slope is __________
A rate of change. Change in y divided by the change in x. How steep a line is. Can be positive, negative, zero or undefined.
500
-(sqrt(0.64))
-0.8
500
Find f(2), when f(x)=3x+1
7
500
Give a function that would have a line parallel to this function:
y=5x+1
y=5x+anythinghere
The slope must stay as 5
500
What is the slope of this line: y=4
Zero Slope