1 Chapter 1 Test, Form 2B

[Pages:2]NAME

DATE

1 Chapter 1 Test, Form 2B

PERIOD SCORE

Assessment

Write the letter for the correct answer in the blank at the right of each question.

1. Select the algebraic expression that represents the verbal expression five increased by seven times a number.

A 5n + 7

B n + 12

C 7(n + 5)

D 7n + 5

1.

2. Evaluate (a ? y) 2 + 2y3 if a = 2 and y = ?3.

F ?29

G 43

H 79

J ?53

2.

3. Evaluate ?a ? 3b if a = ?2 and b = 6.

A 20

B ?16

C ?20

D ?36

3.

4.

The

formula

A

=

180(

-

2)

relates

the

measure

A

of

an

interior

angle

of

a

regular polygon to the number of sides n. If an interior angle measures 120?,

find the number of sides.

F 5

G 6

H 8

J 10

4.

5. Name the sets of numbers to which ?28 belongs.

A integers

C integers, rationals

B naturals, integers, reals

6.

Simplify

1 3

(6x

+

3)

?

4(3x

?

2).

F ?10x + 9

G ?9x + 9

D integers, rationals, reals

5.

H ?10x ? 1

J ?10x ? 7

6.

7. Name the property illustrated by 7 ? (9 + 1) = (9 + 1) ? 7.

A Distributive Property

B Commutative Property of Multiplication

C Associative Property of Multiplication

D Commutative Property of Addition

7.

For Questions 8 ?11, solve each equation.

8.

2 5

=

3 14

28

F 15

G 35

3

9. 3 x ? 5 = 12

H

3 35

J 15

8.

28

A {9}

B {1}

C {1, 9}

D ?

9.

10. 3(5x ? 1) = 3x + 3

F

1 2

G 2

H ?2

J

? 1

2

10.

11. y ? 8 + 6 = 15

A {17}

B {?1}

C {17, ?1}

D ?

11.

Chapter 1

53

Glencoe Algebra 2

NAME

DATE

PERIOD

1

Chapter 1 Test, Form 2B (continued)

12. Yoshi is 12 years older than his sister. Six years from now, the sum of their ages will be 32. Find Yoshi's present age.

F 10

G 18

H 4

J 16

12.

13. Two sides of a triangle are equal in length. The length of the third side is three meters less than the sum of the lengths of the other two sides. Find the length of the longest side of the triangle if its perimeter is 29 meters.

A 8 m

B 13 m

C 535m

D 10 m

13.

For Questions 14 ?18, solve each inequality.

14. ?3(r ? 11) + 15 9

F r 13

G r 13

H r ?13

J r ?13

14.

15. ?2 < 4z + 10 12

A ?3 < z 2

C

?3

<

z

1 2

B ?3 < z 3

D

?

1 2

<

z

1 2

15.

16. 2x ? 5 10 or 33 ? 4x < 5

F

x

15 2

or

x

<

7

H

7

<

x

15 2

G all real numbers

J ?

16.

17. 3 m ? 4 > 6 A 2 < m < 6

B m < 2 or m > 6

18. 3w ? 7 2

F

5 3

w

3

G w 3

C m < 1 or m > 7

D all real numbers

17.

H ?3 w 3

J all real numbers

18.

19. Identify the graph of the solution set of 8.5 > 6.1 + 0.6y.

A

?2 ?1 0 1 2 3 4 5 6

B

?2 ?1 0 1 2 3 4 5 6

C

?2 ?1 0 1 2 3 4 5 6

D

19.

?2 ?1 0 1 2 3 4 5 6

20. One number is two less than a second number. If you take one-half of the first number and increase it by the second number, the result is at least 41. Find the least possible value for the second number.

82

F 30

G 28

H 3

J 15

20.

Bonus Solve x + x > 0.

B:

Chapter 1

54

Glencoe Algebra 2

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