Perform the indicated operation.
A. 130.744
B. 130.854
C. 130.754
D. 130.844
Answer: A
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Find the equation in standard form of a hyperbola centered at the origin that passes through the given points and whose graph approaches the given asymptotes.(0, -8) and (0, 8); y = -8x and y = 8x
A. y2 - = 1
B. - y2 = 1
C. - x2 = 1
D. - x2 = 1
Solve for the variable.-8(x - 6) - (-9x - 5) = -9
A. x = 8 B. x = 62 C. x = 44 D. x = - 62
Solve the problem.In a statistics class, the following test scores were recorded for a student: 93, 88, 86, 82, 88, 74, 84. Find the mean, median, and mode.
A. mean: 86, median: 85, mode: 93 B. mean: 85, median: 86, mode: 88 C. mean: 86, median: 82, mode: 88 D. mean: 85, median: 82, mode: 93
Solve the problem.Mark and Rachel both work for Smith Landscaping Company. Mark can finish a planting job in 4 hours, while it takes Rachel 3 hours to finish the same job. If Mark and Rachel will work together on the job, and the cost of labor is $55 per hour, what should the labor estimate be? (Round to the nearest cent, if necessary.)
A. $32.08 B. $188.57 C. $192.50 D. $94.29