Are You Having Fun(ction)?
Am I a function?
Linear Equations
Function Notation and translations!
System of equations
Understanding Graphs and word problems
100
This word is used to describe the set of all inputs for a function.
What is the domain?
100
What is YES! NO input values repeat.
100
Find the slope of the line below:
What is 2/3?
100
f(x) = x2 - 2x find f(3)
3
100
Solve:
6x + 8y = −22
y = −5
What is (3, -5)?
100
What is the domain? What is the range?
What is
D: (-infinite, infinite) or All real numbers
R: [-6, infinite)
200
This word is used to describe the set of all outputs for a function.
What is the range ?
200
Is this a function and why?
What is no, because x's repeat at 8?
200
What is the formula for finding rate of change (slope)?
y2−y1/x2-x1
200
g(x) = 5x + x2 , find g(4)
36
200
Solve the system:
y = 4x − 9
y = x − 3
What is (2, -1)?
200
Based on the function, what is y when x = -3?
What is y = -3?
300
Daily double: You can bet up to 600 points on...... This word describes a relation that pairs each x-value with only one y-value.
What is a function?
300
This graph is not a function.
What is Graph 1?
300
Write the equation of a line that goes through: (3, −1) and has a slope = −1
What is y = -x + 2?
300
f(x) = 3x - 4 , find f(x)=-6
What is -2/3?
300
Solve the system:
8x − 6y = −20
−16x + 7y = 30
What is (-1, 2)?
300
What is happening at point A?
What is "staying in one spot/not moving/stationary"?
400
What visual test can be used to determine if a graph is a function?
What is the Vertical Line Test?
400
Which of the following is not a function?
a.) (0,1), (1,2), (2,3), (3,4)
b.) (0,2), (1,3), (4,3), (1,2)
c.) (1,3), (4,2), (2,0), (3,4)
d.) (1,2), (2,2), (3,2), (4,2)
B
1 can not have an output of 3 and 2
400
Find the x and y intercepts of the following equation.
3x - 4y = - 48
What are
(0, 12)
(-16, 0)
400
How is this graph being translated?
g(x) = (x + 3)
What 3 units to the right?
400
What does a system look like with 0 solutions?
What is parallel?
400
What is x when y = 3?
What is 4 and -8?
500
What is special about the rate of change of a linear function?
What is a constant rate of change?
500
Which relation is NOT a function?
a.) (1,-5), (3,1), (-5,4), (4,-2)
b.) (2,7), (3,7), (4,7), (5,8)
c.) (1,-5), (-1,6), (1,5), (6,-3)
d.) (3,-2), (5,-6), (7,7), (8,8)
C
1 can't have a output of -5 and 5
500
What is the rate of change between the points (4, -3) and (-1, 3)?
6/-5
500
What equation will shift the graph of y = x2 right 5 units and up 6 units?
What is y = (x - 5)2 + 6
500
How many solutions? (hint - put them in the same form!)
2x - 5y = 10
-15y = -6x + 30
What is infinite?
500
Joey wants to buy a gym membership. He visits two gyms with two different fees. Gym A has a $40 sign up fee and it costs $25 per month. Gym B has a $50 sign up fee and costs $20 per month. How many months will he have to belong at each before the costs are the same?
What is 2 months?