Solve the problem.The gravitational attraction A between two masses varies inversely with the square of the distance between them. If the force of attraction is 9 lb when the masses are 2 ft apart, what is the attraction when the masses are 6 ft apart?
A. 1 lb
B. 3 lb
C. 4 lb
D. 2 lb
Answer: A
Mathematics
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Determine which state is more poorly represented.State A with a population of 232,200 and 9 representatives or state B with a population of 504,000 and 14 representatives.
A. State B B. State A C. The two have equal representation.
Mathematics
Factor completely.a2 - 40ab + 400b2
A. (a + 20b)(a - 20b) B. (a - 20b)2 C. Prime D. (a + 20b)2
Mathematics
Write the number in standard notation.26216
A. 26,21,6 B. 2,621,6 C. 262,16 D. 26,216
Mathematics
Solve by separating the two absolute values into equal and opposite cases.
= 
A. 
B. {3, - 1}
C. ?
D. {- 3, 1}
Mathematics