Algebra

What is the set of all possible x values?

• All real numbers

• All real numbers except 4

• All real numbers except 2

• All real numbers except 2 and -2

What is the set of all possible values of x?

• All real numbers except 1/2

• All real numbers

• All real numbers except -4

• All real numbers except 4

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Which equation represents the vertical line through (2,3)?

• x=2
• y=2
• x=3
• y=3

Using the commutative property of multiplication, determine which expression is equal to 7 + (4 x 3)

• 7 x 4 x 3
• 7 + 4 + 3
• 7 + (3 x 4)
• (4 x 3) + 7

Multiply:
(3x – 1)(x + 5) 

• 3x² + 4x + 5
• 3x² + 4x - 5
• 3x² + 14x + 5
• 3x² + 14x - 5

Simplify
(p − 8)²

 Hint: (p − 8)² = (p − 8)(p − 8)

• p ² − 16p − 64 
• p ² + 16p + 64 
• p ² − 16p − 8
• p ² − 16p + 64 

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

Solve for a.

• a = pw
• a = p/w
• a = w/p
• a = w + p

Write an inequality for Graph 3.

• x ≤ -2 AND x > 5
• x ≤ -2 OR x > 5
• x ≥ -2 OR x < 5
• -2 ≤ x < 5