~ Quiz #3 Review ~

Solving and Graphing Inequalities

Relations and FunctionsGraphing Functions

Copy these words down study these for your quiz!!

inequality inputdomain outputrange quadrantindependent variable origin

dependent variable coordinaterelation functionquadratic linear exponential

Solve:3a + a – 11 > 9

A. a > -5

B. a < -5

C. a > 5D. a

< 5

What kind of function does this

graph show?A. LinearB. Non-linearC. Both linear

and non-linear

D. Neither linear nor non-linear

If the range of the function

f(x) = ¾x – 3 is {-9, -6, -3, 12},

then find the domain of the

function.

Which of the functions listed below represents the pattern

shown in the table?

A. f(x) = x + 1

B. f(x) = x2 + 1

C. f(x) = x3 + 1

D. f(x) = x4 + 1

Solve and graph the following inequality:

12 – 3x < -4.2 A. x <

2.733B. x >

-2.733C. x < -

5.4 D. x >

5.4

Which graph shows the solution to the inequality:

22x – 12 < 43A.

B.

C.

D.

What is the domain and range of the following

function table?

x f(x)

-2 7

0 5

4 1

8 -3

Is the following relation a function?

{ (0, 2) , (1, -8) , (3, 8) , (-4, 5) , (-1, 8) , (2, 3) }

Defend your answer.

Which of the following is a quadratic function?

A. B. C.

Solve and graph the following inequality:

2x + 4(2x – 1) > 6(x + 4)

If the domain of the function f(x) = ½x + 8

is {-4, 0, 6, 12}, then find the range

of the function.

A taxi company charges $10 per ride plus an additional

$.25 per minute. Determine the cost at any given minute.

A. Identify the IV and DV.B. Write a function and complete a function table for the function.C. Graph the table on a coordinate plane. Be sure to label your graph.

TONIGHT’S HOMEWORK

Study the vocabulary terms you wrote down

and do your review sheet!!

QUIZ TOMORROW!!