Find an equation of variation in which y varies inversely as x and the following is true.y = 40, when x = 27
A. y = 
B. y = 1.48x
C. y = 1080x
D. y = 
Answer: D
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Factor completely, or state that the polynomial is prime.18x3 - 33x2 + 9x
A. 3(3x2 - 1)(2x - 3) B. x(3x - 1)(6x - 9) C. 3x(3x - 1)(2x - 3) D. x(9x - 3)(2x - 3)
Evaluate.62 × 32 × 21
A. 624 B. 636 C. 606 D. 648
Solve the problem.In the weighted voting system [q : 24, 12, 6, 3], what is the largest possible value of the quota q for which P4 is a dummy?
A. 42 B. 41 C. 39 D. 40 E. none of these
Use a graphing utility to solve the system of equations. Express the solution rounded to two decimal places.
A. x = 1.81, y = 0.28; x = 0.20, y = 2.45; x = -0.20, y = -2.45 B. x = 1.99, y = 0.13; x = 1.04, y = 1.70; x = -0.91, y = 2.95 C. x = 1.18, y = 1.03; x = 1.07, y = 1.52; x = -0.91, y = 2.88 D. no solution