Functions
x: 1,2,3,2
y:3,4,6,2
Is this a function?
No it is not a function
What is the slope of a line that goes through the points (3,4) and (-2,5)?
The slope is -.2
Which equation includes the range values (-4,0,2,4) and (2,0,1,4) for the domain.
y=-2x+4
x: 9 17 25 33
y: -6 -24 -96 -384
Is this linear or exponential relationship?
Exponential
How will the graph change from f(x)=x2 to f(x)=(x+5)?
It will change to move 5 units to the left.
How can you tell if a set of orders is a function?
If there is only 1 x value for every y value.
What is the slope of a line that goes through the points (7,5) and (3,1)
The slope is 1
what is the slope of a line parallel to the y-axis?
Undefined
x: 0 1 2 3
y: 1 3 9 27
Is the relationship exponential or linear?
Exponential
How will the graph change when it goes from f(x)=x2 to f(x)=(x+2)2?
It will move to 4 units to the left.
What is b(4) if b(x)=5(x)2-3x+17?
b(x)=82
What is the slope of a line that goes through the points (-2,4) and (7,2)?
The slope is -2/9
What is the slope of a line parallel to the x-axis?
0
x: 0 1 2 3
y: 2 6 18 54
It the relationship exponential or linear and is it a growth or decay.
Exponential , Growth
The graph will change to the graph f(x)=(x-7)+4?
It will move 7 units to the right and 4 units up.
an=.75(4)n
What is the value of the 5th term?
768
What is the equation of a line that is perpendicular to the line y=4x+2?
y=-1/4x+2
What is the equation of a line that passes through the point (7,-4) and is perpendicular to the x-axis?
X=7
The starting number of people in Eiffel tower is 250,000. The number of people increase by 1.5% each year. How many people will be there after 8 years?
253750 people will be there.
How does parent function deal with Physics?
It deals with laws and makes them true. As in oscillatory motion and Centripetal Force.
an=6n+23
What is the value of the 13th term of the sequence?
101
What is the equation of a line that is perpendicular to the line y=3x-5
y=-1/3-5
What is the equation of a line that passes through (-3,-6) and is perpendicular to the Y-axis?
y=-6
Animals in the amazon started with 150,000,000. Then a drought took away 1.2% of animals. Then animals came back by 2%. After 5 years how many animals are there.*Animals decreased by .5% after every two years.
1.76E12
How is parent function related to Construction Workers?
Construction Worker use parent function to place the buildings in placement, also the material balance.