Q1W5 Mid-Quarter Algebra 2 Review

Multiple Select

$$\sqrt{20}$$  

• irrational

• rational

• integer

• whole number

• natural number

Multiple Select

$$0$$  

• irrational

• rational

• integer

• whole number

• natural number

Multiple Select

$$\frac{1}{3}$$  

• irrational

• rational

• integer

• whole number

• natural number

Multiple Choice

Rachel states that -5.5 is an integer because it is negative.

Is she correct?

Why or why not?

• Yes, because all negatives are integers.

• Yes, because all integers have decimals.

• No, because integers do not have decimals.

• No, because integers cannot be negative.

Multiple Choice

Classify this number:  -12

• real
• real      rational
• real       irrational
• real         rational        integer

Multiple Choice

2+3=3+2 is an example of ...

• Associative Property

• Commutative Property

• Identity Property

• Inverse Property

Multiple Choice

2 (x + 8) =4x + 16 is an example of which property?

• Distributive Property

• Associative Property

• Inverse Property

• Commutative Property

Multiple Choice

(3 + 2) + 4 = 3 + (2 + 4) is an example of which property?

• Commutative

• Associative

• Inverse

• Transitive

Multiple Choice

5 + 0 = 5 or 4 x 1 = 4 are examples of which property?

• Identity

• Zero Product

• Inverse

• Reflexive

Multiple Choice

(10 + 2) ×10-3

• 145
• 27
• 117
• 53

Multiple Choice

90 - 5² × 3

• 15
• 240
• 195

Multiple Choice

Factor 4x² - 9

• (4x + 9) (4x - 9)

• (2x + 3) (2x - 3)

• 2x - 3

• (2x + 4.5) (2x - 4.5)

Multiple Choice

Factor 49n² - 25

• (7n - 5) (7n - 5)

• (3n + 5) (3n - 5)

• (7n + 5) (7n - 5)

• (5n + 7) (5n - 7)

Multiple Choice

Factor:
 x² - 15x + 50

• (x - 10)(x - 15)
• (x - 10)(x - 5)
• (x - 25)²
• (x - 5)²

Multiple Choice

Solve for r

• 5
• - 5, 4
• - 5
• 5, 4

Multiple Choice

Solve for x
l 4x−3 l = 17

• x = 5 and x =-3.5
• x = 0 and x = -5
• x = 10 and x = -10
• No Solution

Multiple Choice

−2|−2r − 4| = -12

• {3,1}

• {-5,1}

• {-3}

• No Solution

Multiple Choice

$$\sqrt{50}$$  

• $$5\sqrt{2}$$  

• $$\sqrt{5}$$   

• $$2\sqrt{5}$$  

• $$25\sqrt{2}$$  

Multiple Choice

Simplify

• 75x⁶
• 3x²
• 75x²
• 20x⁶