Find the LCM of the set of numbers.84, 378
A. 42
B. 2,268
C. 756
D. 1,512
Answer: C
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Determine whether the first variable varies directly or inversely with the other variable.The depth of a diver in the ocean, the pressure exerted by the water on the diver.
A. Inversely B. Directly
Solve the problem.One airplane is approaching an airport from the north at 148 km/hr. A second airplane approaches from the east at 199 km/hr. Find the rate at which the distance between the planes changes when the southbound plane is 36 km away from the airport and the westbound plane is 17 km from the airport.
A. 874 km/hr B. 106 km/hr C. 219 km/hr D. 755 km/hr
Convert the inequality into a linear equation by adding a slack variable.x1 + 5x2 ? 30
A. x1 + 5x2 + s1 ? 30 B. x1 + 5x2 + s1 + 30 = 0 C. x1 + 5x2 + s1 < 30 D. x1 + 5x2 + s1 = 30
Solve the inequality. Write the solution in interval notation and graph the solution set.x - 4 < -7
A. (-3, ?)
B. (-?, -3]
C. (-?, -3)
D. (-?, -11)