Proportional and Non-proportional
Evaluating Function Rules
Writing Function Rules
Scientific Notation
Is it a Function?
100
The cost of purchasing a basket of apples for $1.30 per pound plus $5.00 for the basket.
What is Non-proportional?
100
Evaluate f(x)=-3x if x=2
What is -6?
100
Given the points write a function rule (0,-2);(1,-1); (2,0)
What is y=x-2?
100
What is 0.0050070 written in scientific notation?
What is 5.007×10^−3?
100
Is it a function?
{(2, 3), (4, 5), ( -2, 6)}
What is YES because x does not repeat?
200
The total number of book an online store sells, y, in x hours if it can sell 6 books per hour.
What is Proportional?
200
Evaluate f(x)=2x+1 if x=-2
What is -3?
200
Given the points write a function rule (0,0); (1,3); (2,6)
What is y=3x?
200
The speed of light is 1.86×10^5 miles per second. What is this number in standard notation?
What is 186,000 mi/s ?
200
Using the vertical line test does the graph of the points (1,3) and (1,5) represent a function?
What is False, the points fail the vertical line test
300
The amount of soda, y, a machine produces in x minutes if it makes 2 gallons of soda every minute.
What is the Proportional?
300
Evaluate f(x)=-3 - x if x=6
What is -9?
300
Given the points write a function rule (0,0); (2,1); (4,2)
What is y=x/2?
300
What is 0.0080000 written in scientific notation?
What is the 8 x 10^-3?
300
Is it a function?
| x | y |
| 2 | 4 |
| 1 | 5 |
| 2 | 6 |
What is NO because x repeats?
400
Amount of money in Maggie’s account, y, is 3 times the amount of money in Vincent’s account, x
What is a proportional?
400
Evaluate f(x)=25 + 4x if x=5
What is 45?
400
Complete the equation that can be used to find y, the weight of the puppy in x months?
What is f(x)=6x+4?
400
What is 5.81 x 10^ -6 in standard notation?
What is 0.00000581?
400
Is it a function?
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What is YES because it passes the Vertical Line Test?
500
The number of marbles Ben has, y, is 10 more than twice the number of marbles Amy has, x.
What is the Non-Proportional?
500
Evaluate f(x)=-(4x+2) if x=7
What is -30
500
George is selling sandwiches at a deli. The table shows the number of sandwiches remaining, s, and number of hours, h. What linear function is represented by the table? 
What is s=−7t+105?
500
What is 5,001,000,000 written in scientific notation?
What is 5.001 x 10^9
500
Is it a function?
What is NO because it does not pass the Vertical Line Test?