Solve the problem.On our moon, the acceleration of gravity is -1.6 m/sec2. If a rock is dropped into a crevasse, how fast will it be going just before it hits bottom 45 seconds later?
A. -36 m/sec
B. 3240 m/sec
C. 72 m/sec
D. -72 m/sec
Answer: D
Mathematics
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Find the value of the radical expression.
A. 21 B. -21 C. 220 D. 22
Mathematics
Provide an appropriate response. A route from Albany, New York to Bangor, Maine takes a salesman four days. He keeps an accurate record of each leg of his journey. His record shows: 34, 57, 48, 64, 35, 28, 21, 52, 26, and 52. How far is it from Albany to Bangor for the salesman?
A. 417 miles B. 41.7 miles C. 420 miles D. 365 miles
Mathematics
Provide an appropriate response.Perform the operation and simplify your answer: 
+ 
What will be an ideal response?
Mathematics
Solve the problem.Evaluate (f/g)(-4) given f(x) = 2x - 5 and g(x) = 4x2 + 14x + 5.
A. 
B. 
C. - 1
D. 
Mathematics