Definitions
Fractional Exponents
Unions and Intersections
Types of numbers
Random
100
Give me an example of a RADICAL with a radicand greater than 10, and an index less that 5
my example sqrt(17)
100
Write (216)^2/3 as a rational, and simplify
I will write it on the board= 36
100
Find the indicated union or intersection and simplify. (-1, 1)U[0, 6]
(-1, 6]
100
What types of numbers are represented by the letter N, and what numbers are these?
Natural numbers {1, 2, 3, ...}
100
Determine whether the following relation represents y as a function of x. {(x, x^(2)): x is a real number} , and if it does, find the Domain and Range
Domain: (-infinity, infinity) Range: [0, infinity)
200
If S={1, 2, 6, 9, P W} What do you call the things inside the brackets with respect to S
The elements of S
200
Solve the problem (72)^1/2 + (8)^1/2 + (18)^1/2
11(2)^1/2
200
a) Find the union of the two sets b) Find the intersection of the two sets A = {A, B, C, 1, 5} B = {1, 2, 3, 4, 5, 6}
a) AUB = {A,B,C,1,2,3,4,5,6} b) AnB = {1, 5}
200
What types of numbers are represented by the letter W, and what group of numbers are these
Whole Numbers {0, 1, 2, 3 ....}
200
If I took the cubed root of x and got 5 as my answer, what is x
x=125
300
Put the set P={x l -20
(-20, 1) I will graph it on the board
300
Solve (a^2)^3 c^0 (3/b)^2 (2+1)^4
a^6 1 9/(b^2) 81
300
Solve the equation for the union or intersection (-16, infinity) n [-40, 20)
(-16, 20)
300
What types of numbers are represented by the letter Z, and what numbers are these
Integers {...-3, -2, -1, 0, 1, 2, 3, ...}
300
Put the set S= {x l x<-13 or x> 41} into interval notation, and graph the set on a number line
(-infinity, -13) U (41, infinity) I will draw the graph on the board
400
If you have a fraction (or a number) divided by a fraction what do you do in terms of the Numerator and Denominator? And solve (5/6) / (13/2)
Multiply the numerator by the reciprocal of the denominator
400
Solve this equation 3( sqrt [ 15(5/4)+(5/2)^2 ])
15
400
Write the set using interval notation, and graph on a number line. {x l x<3 and x ≥ 2}
[2, 3) I will graph on the board
400
What types of numbers are represented by the letter Q, and what group of numbers are these?
Rational numbers, Any number that can be rewritten as a fraction. {(47/2), 30, ... any example}
400
Solve this equation (no calculator) [(5/2)+(6/7)] / [ (4/5)(3/2)]
235/84
500
In your own words, what is a set? What does it mean to have an empty set , and what symbol(s) could you use to represent it ?
Set- a collection of objects which are called the Elements of a set. There is nothing contained in the set {} 0(with a line through it.
500
[ 4 + (-3)(2) - (5)^2 ]^(1/3)
-3
500
Solve the union/intersection, and graph on a number line (-9, 13] U (1, infinity)
(-9, infinity) I will graph on the board
500
What types of numbers are represented by the letter P, and what group of numbers are these?
Irrational numbers Any numbers that cannot be rewritten as a fraction (ex. sqrt of 2, 1.5839..., cubed root of 5)
500
Graph both of these functions (separately) and tell me whether its symmetric about the x-axis, y-axis, the origin, or none of them y=x^2 and y=x+5
y= x^2 symmetric about the y axis y=x+5, neither
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