Number Sets
Set Notation
Square Roots
Properties
Solving Formulas
100
This number set is represented by an N
What are Natural Numbers
100
What does this say? A = {x x ∈ R, x < 5}
What is set a contains x, so that x is an element of all real numbers, and x is less than 5.
100
√9
What is 3
100
3 * 2 = 2 * 3
What is the commutative property
100
Solve d = rt, for t
What is t = d/r
200
What are integers?
What are whole numbers and their opposites.
200
What is a subset of A if A = {2,4,6,8,10,12}
What is any set containing only the numbers found in that set.
200
-√121
What is -11
200
2(x + y) = 2x + 2y
What is the distributive property
200
m + 3n = 1, for m
What is m = 1 - 3n
300
Rational numbers are represented by what letter?
What is a Q
300
The union (∪) of A = {1,2,3,4,5,6} and B = {-2,-1,0,1,2}
What is A ∪ B = {-2,-1,0,1,2,3,4,5,6}
300
√0.64
What is .8
300
4 + (-4) = 0
What is the inverse property
300
The formula for the area of a triangle is A = 1/2bh, solve the formula for b
What is b = 2A/h
400
pi (3.14....) is what type of number?
What is an irrational number
400
The intersection (∩) of A = {-5,-3,-1,0,1,3,5} and B = {1,3,5,7}
What is A ∩ B = {1,3,5)
400
√-144
What is undefined
400
This property states that any number is equal to itself.
What is the reflexive property
400
five times the number x minus y is 15, solve for x
What is x = 3 +y/5
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