Probability
Functions
Systems
Matrices/Quadratics
Trig
100
The probability that an event will occur given that another event has already occurred.

What is conditional probability?

100

True or False: A relation is only a function when every x has exactly one y.

True

100

A system of two equations yields infinitely many solutions. What do you know about the lines?

They are coinciding. (same line)

100

What must be true in order to multiply two matrices?

Columns of the first must match rows of the second.

100

Cosecant is the reciprocal of which basic trig function?

Sine

200

The probability of choosing an S or vowel from the letters in the word 'CHRISTMAS"

4/9

200

Term that represent all possible x-values of a function

Term that represents all possible y-values of a function

Domain

Range

200

Name three methods that can be used to solve systems of equations.

Graphing, matrices, substitution, elimination

200

How do you know when a square matrix will have an inverse?

If the determinant is nonzero

200

Find the distance between the point (3,3) and (-1,-1). 

4sqrt(2) or 5.7 units

300

The probability of rolling a dice two times and getting an even number and then and odd number. 

3/6 * 3/6 = 9/36 = 1/4

300

List the transformations of the function:

f(x) = -3(x-5)2+1

Reflected over the x-axis

vertically stretched by 3

translated right 5

translated up 1

300

An electrician charges $15 for a house call plus $40 for every hour of service. Write an equation to represent this in slope-intercept form. 

 y = 40x + 15

300

Solve by factoring:

2x2+18x = 0 

x = {0, -9)

300

The 60 degree angle is across from which side of the special right triangle?

xsqrt(3)

400

The probability of randomly selecting 'Tuesday' given that you know the chosen day starts with a 'T' or 'S'.

1/4

400

The domain and range of the given function:

f(x) = -x2+4

D: (-infinity, infinity)

R: (-infinity, 4]

400

Solve the system:

y = -2x +5

-3x + y = 5

(0,5)

400

Solve by any method:

x2+6x-17 = -1

x = {-8, 2}

400

Joe is looking up at the top of a building with a 42 degree angle of elevation. If he is standing 23ft from the base of the building, how tall is the building? 

20.7 ft

500

Ms. Rogers has 33 students, 13 are athletes and 9 are in band. Three are an athlete and in band. What's the probability of choosing a student in band, given that they are NOT an athlete? 

6/20 = 3/10

500

f(x) = x2 - 18 . f(x) = 7, find x.

x = {-5, 5}

500

There are 13 animals in the barn. Some are chickens and some are pigs. There are 40 legs in all. How many of each animal are there?

6 chickens and 7 pigs

500

A toy rocket is launched into the air and falls to the ground with the function(t=time, h=height in feet): 

h(t)= -16t2+64t+80

How high did the rocket fly?

144ft

500

cosX= 8/17. Find cscX

CscX= 17/15

M
e
n
u