What is the definition of a function?
Every input has exactly one output
Is this a function?
Yes!
Is this a function?
No
Is this a function?
Yes
Is this a function?
No
Is this a function?
Yes!
What is the rate of change in the table?
-2
How would you describe the rate of change?
The steepness of a line or how you're changing in your x and y values.
How would you describe the initial value of a function?
The starting value
What is the initial value in the table?
8
What is the initial value and rate of change given the table?
IV = -1 and ROC = 1/2
What is the rate of change when given the equation y = 32 + 0.39x
0.39
What is the initial value when given the equation y = 3x - 10
-10
A plumber charges a $75 flat fee and then $15 per hour he works. What is the rate of change?
$15
A plumber charges a $75 flat fee and then $15 per hour he works. What is the initial value?
$75
Who has the greater rate of change? Who has the greater initial value?
Greater ROC = Eve (10 vs 2) Greater IV = Tyler (20 vs 5)
