Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction when the masses are 6 ft apart?
A. 3 lb
B. 2 lb
C. 4 lb
D. 1 lb
Answer: D
Mathematics
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A. domain: (-?, ?) range: [3, 5] B. domain: [0, 5] range: (-?, ?) C. domain: [3, 5] range: (-?, ?) D. domain: (-?, ?) range: [0, 5]
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Mathematics
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Mathematics
Find the unknown side for the following figure.
A = 38 in.2
A. x = 4 in. B. x = 21 in. C. x = 19 in. D. x = 2 in.
Mathematics