Algebra I SOL Review

Which relation is a function?

• A
• B
• C
• D

Which phrase verbally translates this algebraic expression

• One fourth times the cube root of x less five
• One fourth of the cube root of x less than five
• Five subtract one fourth times the cube root of x
• Five less than one fourth times the cube of x

Simplify.

• A
• B
• C
• D

• -5
• -3
• 3
• 5

• -5
• -3
• 3
• 5

• (x-3)(2x+2)
• (2x+6)(x+1)
• 2(x+3)(x-1)
• 2(x-3)(x-1)

Simplify.
(3x² - 2x) - (-2x² + 3x)

• x² + x
• 5x² + x
• 5x² - 5x
• x² - 5x

Write in general form:(x + 5)(x + 4)

• x² + x + 20
• x² + 20x + 9
• x² + 9x + 20
• x² - 9x + 54

What is the range of the graph?

• All real numbers
• y≤0
• y ≥ 0
• x ≥ 0

√28

• 7√2
• 7√4
• 4√7
• 2√7