Algebra
In the expression
12x - 4
What is the x called?
Variable
What does each letter in the acronym PEMDAS stand for?
P-parentheses E-exponents
M-multiplication D-division
A-addition S-subtraction
What does GCF stand for?
Greatest Common Factor
What is the cubed root of 216?
6
Write the PERCENTAGE for the following:
18/50
36%
12x = 3
x = 0.25 OR x = 1/4
True or False:
If multiplication and division are both being used in an equation, the multiplication MUST ALWAYS come first
False
You read order of operations from left to right, meaning the order of multiplication and division are interchangeable. The same goes for addition and subtraction.
Name all factors of the number 45
1, 3, 5, 9, 15, 45
67 = ?
279,936
Write the PERCENTAGE of the following:
45/25
180%
On a right triangle, if the vertical side has a measure of 6 inches and the horizontal side has a measure of 8 inches, what is the measurement of the hypotenuse (diagonal side)? Include the unit of measurement in your answer
10 inches
43 - 8 • 4 = ?
11
What factoring method should you use to factor the following algebraic expression:
6x² + 11x + 3?
The AC method
What is the mathematic terminology for this symbol:
!
Factorial
What is the probability of pulling a queen out of a standard deck of cards (52 cards)? Write as a SIMPLIFIED FRACTION
1/13
Find all values that could represent x to make the equation true:
5x2 + 19x + 12 = 0
x = -3 and -4/5 (-0.8 is also accepted)
82 ÷ (19 - 3) = ?
4
what is the GCF of the two numbers:
56 and 140
28
10! = ?
3,628,800
Wesley has a pouch containing 20 marbles. 3 are red, 8 are yellow, 4 are green, and 5 are blue. What is the probability he pulls out a red marble at random? Write as a PERCENTAGE
15%
Expand and Simplify:
(2x - 8)2 (3x + 5)
12x3 - 76x2 + 32x + 320
5(34 - (72 + 29) ÷ 3) + 1 = ?
41
Write the quadratic formula
x = (-b ± √(b² − 4ac)) / (2a)
24(6! - rad 160,000) = ?
5,120
Wesley also has a bag of skittles. There are 60 skittles in the bag, each flavor having ten. What is the probability Wesley pulls out a lemon one AFTER the previous one he ate was also lemon? Write as a FRACTION
9/59