Functions
Algebra and Geometry
Scientific Notation
100
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"?
100
Noah knows two of the angle measures of triangle PQR. Angle Q is 75 degrees and angle R is 51 degrees. What is the measure of angle P?
54 degrees
100
Write 567,327 in scientific notation.
What is 5.67327 x 10^5
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 do not repeat.
200
Kaylah wants to know if a photograph is dilated by a scale factor of 2 and the original photograph is 3 by 7 what will the new photograph perimeter be? A. 14 C. 40 B. 18 D. 30
C. 40
200
Write 0.000678 in scientific notation.
What is 6.78 x 10^-4
300
This is used to determine whether or not a graph is a function.
What is the vertical line test?
300
Madison & Jonathan compared their bowling scores. Jonathon's score was 109 points greater than Madison's total score. Write an expression that represents Jonathan's score based on m, Madison's score. a) m - 109 b) m + 109 c) 109/m c) m + J = 109
b) m + 109
300
Write (4 x 10^3) (2 x 10^4) in scientific notation.
What is 8 x 10^7?
400
The equation of the linear function that passes through the points (1, 3), (3, 5), and (4, 6)
What is y=x+2
400
At her job, Ashley is paid $40 for the day. When she drives her car for work she is paid an additional $0.52 per mile. Write an equation to represent how much she earns in a day. How much is Ashley paid for the day if she drives 100 miles in her car?
y = 40 + 0.52x $92
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 substitute in 6 for x into the linear function, the correct output is 8.
500
Solve for x: 3(x - 8) + 2(x + 3) = 7
x = 5
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 in scientific notation?
What is 3 x 10^8 square meters?