Slope-Intercept Form
Solving for y, or f(x)
Functions
Linear Functions
Surprise!!
100
What is the y-intercept of this line?
-1
100
Consider the function,
y=10x-2.
What is y when x is 1?
8
100
Finish the sentence:
For every input there is exactly one _____________.
output
100
LINEAR OR NOT LINEAR?
LINEAR
100
Ms. Cooper ran errands. She went to Target, then Costco. Which section shows Ms. Cooper at Costco?
D
200
What is the slope of this line?
4/5
200
Consider the function, y=-2x+5.
What is y when x is -1?
7
200
FUNCTION or NOT A FUNCTION?
NOT A FUNCTION
200
LINEAR OR NOT LINEAR?
y=x^4
NOT LINEAR
200
Ms. Cooper ran errands. She went to Target, then Costco. Which section shows Ms. Cooper going to Target?
A
300
What is the equation for this line?
y=-2x+4
300
Consider the function f(x)=-3x+9.
What is f(0)?
9
300
FUNCTION or NOT A FUNCTION?
NOT A FUNCTION
300
LINEAR or NOT LINEAR?
NOT LINEAR! THIS AIN'T EVEN A FUNCTION!
300
True or false.
Taylor Swift writes all of her own songs.
TRUE! A LIVING LEGEND.
400
What is the equation of this line?
y=4x-3
400
Consider the function, y=-4x-5.
Use the function to complete the following table.
3
400
FUNCTION or NOT A FUNCTION?
y=5x-15
FUNCTION
400
The table below represents a linear function between number of tickets and cost for Coachella.
What is the rate of change, in cost per ticket?
$450 for every 1 ticket
400
Finish the Taylor Swift lyric.
Shake it _________.
OFF!
500
What is the slope and the correct interpretation of the slope?
The slope is -2; so the temperature drops 2 degrees for every 1 hour.
500
Consider the function, f(x)=-x+2.
Use the function to complete the following table.
500
The set of ordered pairs below represents a relation that is a function.
{(0,0),(1,2),(3,6)}
What is one point, when added to the set, would form a relation that IS NOT a function?
Examples:
(0,2)
(1,4)
(3,5)
500
The table below represents a linear function between depth and time.
What is the rate of change of depth, in kilometers per hour?
-37 km per hour
500
Pop icon Taylor Swift grew up on what type of farm?
CHRISTMAS TREE FARM.