Find the center of the hyperbola.6x2 - y2 - 60x + 4y - 4 = 0
A. (0, 2);
B. (5, 2)
C. (-5, -2)
D. (5, -3);
Answer: B
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Use trigonometric identities to find the exact value.
A. - 
B. -2
C. - 
D. - 
Solve. Answer with a complete sentence.Find the area of a rectangle measuring 4.2 yards by 13.71 yards.
A. The area of the rectangle is 17.64 square yards. B. The area of the rectangle is 115.164 square yards. C. The area of the rectangle is 17.91 square yards. D. The area of the rectangle is 57.582 square yards.
Solve the problem.A company has three products that fluctuate in favorability. The payoff matrix for the expected profit in tens of thousands of dollars is given below. What are the percentages of each product that the company should make that would maximize the expected value of the profit? Round to the nearest tenth of a percent, if necessary. 
A. Product #1: 0%, Product #2: 100%, Product #3: 0% B. Product #1: 100%, Product #2: 0%, Product #3: 0% C. Product #1: 38.5%, Product #2: 61.5%, Product #3: 0% D. Product #1: 30.8%, Product #2: 69.2%, Product #3: 0%
Solve the problem.Find three consecutive integers such that the sum of the squares of the smaller two is equal to the square of the largest.
A. -1, 0, 1 B. 3, 4, 5 C. -3, -4, -5 D. -1, 0, 1 or 3, 4, 5