Solve the problem.An airplane leaves Los Angeles for Denver at a speed of 420 mph. Thirty minutes later, a plane going from Denver to Los Angeles leaves Denver, which is 850 miles from Los Angeles, at a speed of 470 mph. When they meet, how far are they from Denver?
A. 115 mi
B. 338 mi
C. 286 mi
D. 57 mi
Answer: B
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Solve the system.x = y2 - 2x = y2 - 2y
A. (1, 1) B. (1, -1) C. (-1, 1) D. (-1, -1)
Solve the problem.A 5-card hand is dealt from a deck of 52 cards. What is the probability thata) none are queens?b) all are queens?
A. a) 0 b) 0.65884 B. a) 0.65884 b) 0 C. a) 0 b) 0.07487 D. a) 0.07487 b) 0
Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.x2 - 5x - 6 = 0
A. Two irrational solutions B. One repeated real solution C. Two complex solutions that are not real D. Two rational solutions
Use the properties of limits to find the indicated limit.
A. 1
B. 0
C. 
D. ?