what is rate of change?
slope
For p(x)=-2x+5 determine
p(5)
p(0)
p(-1/2)
What is the y-intercept of the graph?
(0,3)
what is the equation of a line parallel to -5x+y=3 that passes through (3,1)
y=5x−14
Is this a function?
No
What is the formula for rate of change?
For a(x)=5 determine
a(-3)
a(1/4)
a(5)
a(-3)=5
a(1/4)=5
a(5)=5
what is the x-intercept of the graph?
(2,0)
what is the slope of a line parallel to -5x+y=3 that passes through (3,1)
m=5 or 5/1
Which relation is a function ?
A
What is the slope of the graph y=12x-19?
The slope is 12 or 12/1
A function is shown.
f(x)=7-4x
what is the value of f(-5)?
f(−5)=27
what is the slope of the graph?
m=-2
what is the equation of a line perpendicular to y=2x-6 that passes through (5,4)?
y=−1/2x+13/2
which graph represents y as a function of x?
J
A line contains 2 points (-2,-2) and (4,2). What is the slope of the line?
2/3
if f(x) =3x^2-7, what is the value of f(4)?
f(4)=41
What is the equation in slope intercept form of the graph?
y=-2x+3
what is the slope of a line perpendicular to y=2x-6 that passes through (5,4)?
m=-1/2
How can you determine whether a given graph represents a function?
what is the vertical line test
The graph of a line is represented by the equation 5x-8y=40. which value represents the rate of change of y with respect to x for the equation?
m= 5/8
A baker determined the annual profit in dollars from selling pies using p(n)=52n-0.05n^2, where n is the number of pies sold. what is the annual profit if the baker sells 400 pies?
$12,800
f(x)=x
g(x)=fx-8
describe the transformations
is a vertical shift downward by 8 units.
what is the equation in standard form of the line that passes through the point (6,-1) and is parallel to the line represented by 8x+3y=15?
8x+3y=45
how do you determine if a table represents a function?
find the rate of change