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(See attached file for full problem description)

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1. Which property of the real numbers is illustrated by the following statement?
9 ? (7 + 11) = 9 ? 7 + 9 ? 11

A) Commutative property of multiplication
B) Associative property of addition
C) Associative property of multiplication
D) Distributive property

2. Solve. 10 - 2x = 8

A) 1 B) 6 C) -14 D) -9

3. True or False? The degree of a trinomial is never 4.

A) True
B) False

4. Factor completely. y3 - 12y2 + 36y

A) y(y + 12)(y - 3) B) y(y - 9)(y + 4) C) y(y - 6)2 D) y(y + 6)2

5. Multiply.

6. Find the slope of the line passing through the points (1, 2) and (3, 6).

7. Find the slope and the y-intercept.
y = -5x - 4

8. Solve the system by substitution.
5x - 2y = 10
y = 3x - 5

9. Determine whether is rational or irrational.

A) Rational B) Irrational

10. Solve. (x - 4)^2 = 3

A) ±13 B) C) D)

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Solution Preview

1. D
2. A
10-2x=8, then 2x=10-8=2, then x=2/2=1.
3. A
4. C
y^3-12y^2+36y=y(y^2-12y+36)=y(y-6)^2
5. Answer: -20x/(x^2+6)
4x-12=4(x-3)=-4(3-x), then we can cancel ...

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