- Submitted By: lancehush
- Date Submitted: 12/11/2008 11:45 AM
- Category: Religion
- Words: 962
- Page: 4
- Views: 734

1 [pic]

Which expression correctly represents the area of the rectangle above?

A 10x

B 7(x + 3)

C (x + 3)(x + 7)

D 7 + (x + 3) + 7 + (x + 3)

2 What is the value of 2a2b + 5ab – 4

if a = –5 and b = 4?

F –304

G –144

H 3

J 96

3 What is the value of f(a + b,2b) ,

if a = 6 and b = 9?

A f(5,6)

B f(5,4)

C 3

D 15

4 In kilometers, the approximate distance to the earth’s horizon from a point h meters above the surface can be determined by evaluating the expression r(12h) . About how far is the apparent horizon to a person looking out to sea from the top of a cliff 250 meters above sea level?

F 18 km

G 55 km

H 110 km

J 190 km

5 This is a box-and-whisker plot of a set of scores.

[pic]

In which quartile would a score of 76 fit in this set?

A 1st

B 2nd

C 3rd

D 4th

6 (0, -3), (2, -2), (4, -1), (6, 0) …

These ordered pairs follow a pattern.

If (10, y) is in this pattern, what is the value of y?

F 1

G 2

H 3

J 4

7 Which of the following tables represents a function?

A [pic]

B [pic]

C [pic]

D [pic]

8[pic]

Using the function machine in the diagram, what is the output when 12 is the input?

F 7

G 8.5

H 19

J 29

9 [pic]

Which table most likely matches this graph?

A [pic]

B [pic]

C [pic]

D [pic]

10 What is the domain of the set of ordered pairs

{(- 5, - 4), (- 4, 4), (2, 3), (4, 5)}?

F {- 5, - 4, 2, 4}

G {- 4, 3, 4, 5}

H {- 5, - 4, 4, 5}

J {- 5, 2, 3, 4}

11 [pic]

Using the same relationship between x and y as in the table, what is the value of y when x is 8?

A –1

B 2

C 3

D 5

12 [pic]

What is the domain of the function shown above?

F All integers

G All real numbers

H All natural numbers

J All whole number

13 What is the range of the function

f(x) = 2x + 3 when the domain is

{–4, –2, 3}?

A {7, 9, 11}

B {–5, –1, 9}

C {–8, –4, 6}

D {1, 3, 8}

14 Which of the following is not a graph of a function?

F [pic]

G [pic]

H [pic]

J [pic]

15 a varies directly as b and a = 15...

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