Name _____________________________ Date ___________

MAT 0012C CHAPTER 6 QUIZ

Show all work on the scrap paper and write the solutions on the blank provided.  If work is not shown, points will not be awarded.

1.  Check whether (9, -2) is a solution for 3x - 2y = 31.  Answer “yes” or “no”.     ___________

2.  Complete the following table of values for y = -3x - 2.

3.  Identify the location (quadrant or axes) of each point:

A(2,4)    __________________

B(3,-1)  __________________

C(0,-2)  __________________

D(-3,4)  __________________

4. Find the graph that best matches the given linear equation:          y = 2x + 2   ____

A          B

C          D

5. Find the graph that best matches the given linear equation:    3x + 2y = 8   ____

A          B

C          D

6.  Find the graph that best matches the given linear equation:    -4x - 3y = 12     ____

A          B

C          D

7.   Simplify the following expressions.

8.  Give the degree of each polynomial:

     a.  x²      ___________

     b.  -23    ____________

    c.  5x - 2y + 12   __________

9.  Classify the polynomials as monomials, binomials or trinomials:

10.   Add:  (-3x² + 2x) + (2x² - 5x + 4) = _____________________________

11.  Subtract: (2.1y² - 2y - 2) - (3.3y² - 5y +12) = ______________________

12.  Find each product.

    a.  5a²(-6a²+ 3a - 10) = ______________________________

    b.  (2p - 5)(3p + 4) = ______________________

c.      (x - 5)( x² +2x - 3) = ________________________

13. Explain why (x + 2)² ≠ x² + 4. Show Work.

14.  Are the points with coordinates (6,-2) and (-2, 6) the same. Explain why or why not.