Chapter 8 Test

23 Questions | By Mrsmosher | Last updated: Feb 20, 2013 | Total Attempts: 368

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Chapter 8 Test

Questions and Answers

1.

Which is the prime factorization of 120?
- A.
- B.
- C.
- D.
2.

Find the GCF of 42 and 70
- A.
  
  7
- B.
  
  14
- C.
  
  196
- D.
  
  210
3.

Find the GCF of
- A.
- B.
- C.
- D.
4.

Kyle is making flower arrangements for a wedding. He has 16 roses and 60 carnations. Each arrangement will have the same number of flowers, but roses and carnations will not appear in the same arrangement. If he puts the greatest possible number of flowers in each arrangement, how many arrangements can he make?
- A.
  
  4
- B.
  
  15
- C.
  
  19
- D.
  
  38
5.

Factor
- A.
- B.
- C.
- D.
6.

Factor 2n(n+3) -5(n+3)
- A.
  
  ( n - 3 )( 2n + 5)
- B.
  
  (n + 3) ( 2n + 5)
- C.
  
  ( n + 3) ( 2n - 5)
- D.
  
  Cannot be factored
7.

Factor by grouping.
- A.
- B.
- C.
- D.
  
  Cannot be factored
8.

Factor
- A.
  
  (x+1) (x+12)
- B.
  
  (x+2) (x +6)
- C.
  
  (x +3) (x +4)
- D.
  
  Cannot be factored
9.

Factor
- A.
  
  (x-10) (x +7)
- B.
  
  (x -7) (x-10)
- C.
  
  (x +5) (x +14)
- D.
  
  Cannot be factored
10.

Factor
- A.
  
  (x -2) (x -8)
- B.
  
  (x -2) (x +8)
- C.
  
  (x +2) (x -8)
- D.
  
  Cannot be factored
11.

Which value of b would make factorable?
- A.
  
  -31
- B.
  
  -17
- C.
  
  11
- D.
  
  13
12.

Write the factored form of the polynomial that is modeled by this geometric diagram.
- A.
  
  (x+3)(12x+1)
- B.
  
  (2x+3)(6x+1)
- C.
  
  (3x+1)(4x+3)
- D.
13.
- A.
  
  (x + 2) (5x + 27)
- B.
  
  (x + 3) (5x + 18)
- C.
  
  (x + 6) (5x + 9)
- D.
  
  Cannot be factored
14.

Factor
- A.
  
  (2a-7)(4a+1)
- B.
  
  (2a-1)(4a+7)
- C.
  
  (2a+1)(4a-7)
- D.
  
  Cannot be factored
15.

Which value of C would NOT make factorable?
- A.
  
  -22
- B.
  
  -2
- C.
  
  2
- D.
  
  22
16.

Determine whether is a perfect square trinomial. If so, choose the correct factorization.
- A.
- B.
- C.
- D.
17.

Determine whether is a perfect square trinomial. If so, choose the correct factorization.
- A.
- B.
- C.
- D.
18.

Determine whether is a difference of two squares. If so, choose the correct factorization.
- A.
- B.
- C.
- D.
19.

Determine whether is a difference of two squares. If so, choose the correct factorization.
- A.
- B.
- C.
- D.
20.

The area of a square is represented by . Which expression represents the perimeter of the square?
- A.
  
  3z-2
- B.
  
  3z+2
- C.
  
  6z-4
- D.
  
  12z-8
21.

Is completely factored? If not, what other factoring can occur?
- A.
  
  Yes; the polynomial is completely factored.
- B.
  
  No; 4 can be factored from each term of the trinomial.
- C.
  
  No; the trinomial can be factored into two binomials.
- D.
  
  No; 4 can be factored from each term of the trinomial AND the resulting trinomial can be factored into two binomials.
22.

Completely factor
- A.
- B.
- C.
- D.
  
  Cannot be factored
23.

Completely factor
- A.
- B.
- C.
- D.