In order for a relation to be a function, the _____ can not repeat; this means that each input has exactly one output.
What are the "x-values" or domain?
100
Describe the slope of a vertical line.
What is undefined?
100
Solve: x - y = 11 and 2x + y = 19
What is (10, -1)?
100
A train traveled at a rate of 50 mph for 2 hours. How far did the train travel?
What is 100 miles?
100
Write 0.000678 in scientific notation.
What is 6.78 x 10^-4
200
Describe whether or not the relation below is a function:
{(3, 2), (-3, 2), (5, 2), (-5, 2)}
This is a function because the x-values/domain does not repeat.
200
The slope of the line that passes through points (6, -2) and (4, -2).
What is zero?
200
-6x + 5y = 1 and 6x + 4y = -10
What is (-1, -1)?
200
Kroger is having a sale on ribeye steaks. A 16 oz package of steak costs $14.99. What is the unit price per ounce?
What is $0.94?
200
The negative square root of 16 is what type of number (rational or irrational)? Explain.
What is rational? It is a perfect square therefore it is -4.
300
This is used to determine whether or not a graph is a function.
What is the vertical line test?
300
The following three points are contained in the graph of a line: (2, 1), (4, 0), and (6, -1). What is the slope of the line?
What is -1/2?
300
7x + 2y = 24 Solve.
8x + 2y = 30
What is (6, -9)?
300
Trinitee flew from Atlanta to Orlando. The distance between the two cities is 288 miles and the flight lasted 1 hour and 45 minutes. What is the speed of the plane in miles per hour? (Round to the nearest whole number)
What is 165 mph?
300
On a number line, the square root of 8 would fall between these two whole numbers.
What is 2 and 3?
400
Name four things that make an equation nonlinear.
What is an exponent greater than 1, variable being multiplied by another variable, variable in the denominator, variable in square roots, variable in absolute value, etc.
400
The slope of the line with the equation 2x + y = 4.
What is -2?
400
3x − 2y = 2 Solve.
5x − 5y = 10
What is (-2, -4)?
400
Katelynn jogged for 15 minutes at a speed of 3 miles per hour. Then she increased her speed for 5 miles per hour for 45 minutes. How far did she jog?
What is 4.5 miles?
400
When dividing scientific notation expressions, you _____ the first factors and ________ the exponents.
What is divide the first factors and subtract the exponents?
500
Which ordered pair represents a point that would lie on the graph of the linear function y = 2x - 4? Explain how you know.
(2, 4) (6, 8) (-2, 0) or (5, 1)
What is (6, 8) because if you plug in 6 for x into the linear function, the correct output is 8.
500
The slope of the linear function -3x - 4y = 12.
What is -3/4?
500
A test has twenty questions worth 100 points. The test consists of True/False questions worth 3 points each and multiple choice questions worth 11 points each. How many multiple choice questions are on the test?
What is 5 multiple choice questions?
500
Kevin finished the 200 meter dash in 13.25 seconds. How fast did Kevin run? (Make sure to include the correct units and round to the nearest tenth)
What is 15.1 meters per second?
500
A rectangular section of a wheat farm has a length of 5 x 10^4 meters and a width of 6 x 10^3 meters. What is the area of the wheat farm? (A = L x W)