Solve the problem.Jill is 9 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 1 kilometers per hour. They meet in 3 hours. How fast is Joe walking?
A. 1.5 kilometers per hour
B. 2 kilometers per hour
C. 6 kilometers per hour
D. 4 kilometers per hour
Answer: B
Mathematics
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A. x, m, 
B. x, m, p
C. 2x, m, 
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A. Absolute maximum: none; Absolute minimum: none B. Absolute maximum: none; Absolute minimum: f(1) = 2 C. Absolute maximum: f(-1) = 6; Absolute minimum: f(1) = 2 D. Absolute maximum: f(3) = 5; Absolute minimum: f(1) = 2
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A. -1 B. -7 C. 0 D. 7
Mathematics