How many terms are in the algebraic expression -4x^3+12x^2+4x-4?
Four (4)
100
What is the sum of the interior angles of a triangle?
180 degrees
100
Is the dot plot symmetrical, skewed left, or skewed right?
o
o o o
o o o
o o o o
o o o o o o o
<---l----l----l----l----l----l----l----l----l----l----l--->
20 24 28 32 36 40
Skewed right
100
Define a parallelogram.
A quadrilateral with both pairs of opposite sides parallel.
100
what are the solutions to y=x(x+5)?
x= 0,-5
200
What is (x+7)(x+4) in simplest terms?
x2+ 11x + 28
200
A rectangle has an area of 12 m^2 and a width of 400 cm. What is the length of the rectangle?
300 cm or 3 meters
200
Why does the number 24 have the most dots?
Because 24 appears the most number of times in the data set.
200
What is the name of the formula that states a^2+b^2=c^2?
Pythagorean Thereom
200
In the equation of the function f(x) = x+2 changes to f(x)= -x-2. What happened to the graph of the function?
It reflects across the x-axis
300
Factor:t2-11t+30
(t-5) (t-6)
300
Two angles of a triangle measure 20 degrees and 50 degrees. What is the measure of the third angle?
110 degrees
300
What is the interquartile range of the following data?
{1,1,2,3,7,8,10}
7.5
300
What is the name of this formula: SQRT((x sub 2 -x sub 1)+ (y sub 2 - y sub 1))
distance formula
300
What is the midpoint of (6.4,3) and (-10.7, 4)?
(-2.15, 3.5)
400
f(x)=1/4x+1/2; find f(12)
3.5
400
What is the area of a circle with a circumference of 43.98226 inches? Use 3.14159 for pi. Go the the 5th decimal place.
153.93791 square inches
400
The weights of five packages are 5 pounds, 7 pounds, 8 pounds, 5 pounds, 5 pounds, and 10 pounds. What are the mean, median, and mode of these weights?
7.0, 7.0, 5.0
400
What is the midpoint between (-5,3) and (4,-1)?
(-1/2, 1)
400
In the equation 10 + SQRT x = 20. Find x.
100
500
What are the factors of x2 + 48x + 135
(x+3)(x+45)
500
Graph the points (0,0), (1,2), (4,0), (5,2) to find out what shape they create. What shape do they create?
Parallelogram
500
What is the mean absolute deviation for this set of data?
Museum Prices
________________________________________
$9.00 l $12.00 l $9.75 l $8.25 l $11.25
$1.26
500
What is the rate of change formula?
(y sub 2 - y sub 1)/(x sub 2 - x sub 1)
500
Use the points A=(-4,4), B=(-4,2), C=(3,2) and the Pythagorean Theorem to find the distance between A and C. What is the distance?