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Consider this solution to a problem.
Problem: -4(6 - y) + 4 = -4 Step 1: -24 - 4y + 4 = -4 Step 2: -20 - 4y = -4 Step 3: -4y = 16 Step 4: y = 4 Choose the number of the step where the first mistake was made. Then, solve the equation correctly.
The formula for the rate at which water is flowing is
v R = --- , where t - R is the rate - V is the volume of water, measured in gallons (g) - t is the amount of time, in seconds (s), for which the water was measured Select an appropriate measurement unit for rate: A.) gs g B.) --- s s C.) --- g 1 D.) ----- sg
Which inequality represents all possible solutions of -6n < -12 ?
A.) n < 72 B.) n > 2 C.) n < 2 D.) n > 72
Select the expression that is equivalent to m² - 25.
A.) (m² - 10m + 25) B.) (m² + 10m + 25) C.) (m - 5)(m + 5) D.) (m - 5)²
The graph of a quadratic function f(x) intersects the x-axis at -3 and 5.
What is a possible equation for f(x)?
Select all of the expressions that are equivalent to:
A.) (3x² - y)²
B.) (3x²)² - (y)² C.) 9(x²)² - (y)² D.) (9x²)² - (y)² E.) (3x² + y)(3x² - y)
Which expression is equivalent to (2x² + 3)(x + 4) ?
A.) 2x³ + 12 B.) 2x² + 11x + 12 C.) 2x³ + 6x² + 4x + 12 D.) 2x³ + 8x² + 3x + 12 |
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