Solve the equation by the quadratic formula.5x2 + 10x = -2
A. 
B. 
C. 
D. 
Answer: A
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Solve the given system of equations algebraically.3x2 - 4y2 = -242x2 + 5y2 = 53
A. x = 2, y = 3; x = 3, y = 2; x = -2, y = -3; x = -3, y = -2 B. x = 2, y = -3; x = 2, y = 3 C. x = 2, y = 3; x = -2, y = 3; x = 2, y = -3; x = -2, y = -3 D. x = -2, y = -3; x = -3, y = -2
Assume that x is a positive number. Use the properties of logarithms to write the expression
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as the logarithm of one quantity.
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A. 
B. ?
C. ?
D. ?
E. ?
Solve the problem. Round money amounts to the nearest cent.A jug of wine contains 16 L. How many 400 mL servings are in one jug?
A. 6400 servings B. 4 servings C. 40 servings D. 400 servings
Find the area of the rectangle or square.Length = 144 mm, width = 67 mm
A. 19,296 mm2 B. 422 mm2 C. 211 mm2 D. 9648 mm2