What is the domain and the range for the graph below?
Domain:
0 <= x <= 4
Range:
0 <= y <= 8
Calculate the slope of these points:
(0, 4) and (−3, 1)
m = 1
What is the rate of growth in this equation?
y = 5(1.06)x
6%
What is the midpoint between the two point?
(7, -6) and (3,0)
(5, -3)
What are the three types of solutions for a system of equations?
One solution- ordered pair, point of intersection
No solution- the two lines are parallel
Infinitely solution- all points (two lines overlap)
What is the domain and the range of the graph below?
Domain:
-4 <= x <=4
Range:
-5 <= y <= 6
What is the slope of the linear equation below?
y =(2/3) x + 5
m = 2/3
Which of the following tables displays an exponential function?
A
B
B 
Find the missing endpoint given the following:
Endpoint (8,-6)
Midpoint (6, -2)
Endpoint is (4,2)
y=x-3
y=(-1/4)x-8
(-4,-7)
If f(x)=2x-8, find f(-6)
-20
What is the slope intercept form of the equation below?
10x + 6y = -24
y = -5/3x-4
What is the exponential function of this table?
y=2(2)x
Find the distance between two points.
(4,2) and (7,7)
5.8
Solve by substitution:
9x-2y=15
7x+y=4
(1,-3)
If h(x)=x2+4x-3, find f(-3)
-6
Given the following key features of a line, write the equation of the line in slope intercept.
m= 4; (1,3)
y = 4x - 1
The equation P(x)=25000(1.03)x models the population of a small town in SC in 2020.
What does 25000 represent?
What is the growth rate?
25000 is the population in 2020.
The growth rate is 3%.
Write the slope intercept form of the equation of the line described:
Point (-5,-2) parallel to y=(7/5)x +3
y=(7/5)x +5
Solve by elimination:
2x-3y=0
2x+y=-16
(-6, 4)
If f(x)=2x2-3x, find f(-4)
44
Given the following key features of a line, write the equation of the line in slope intercept.
(2, 5) and (6,3)
y = -1/2x + 6
A city of 120,000 is having pollution problems and is decreasing in size 2% each year.
Write an equation and determine the population in 10 year.
Equation: y=120000(.98)x
Population in 10 years= 98048
Write the slope intercept form of the equation of the line described:
Point (-4, - 9)perpendicular to y=-2x-2
y=(1/2)x-7
A florist charges $31.75 for eight roses and five carnations. For one rose and three carnations, it costs $5.75. What is the cost for one carnation?
One carnation costs 75 cents