Solve.Neglecting air resistance, the distance h traveled by a free-falling object in time t is given by the formula 
Use this formula to find the time of free fall for a parachutist who falls 2462 feet before opening her parachute. Round your answer to the nearest tenth of a second.
A. 3.1 sec
B. 12.4 sec
C. 198.5 sec
D. 76.9 sec
Answer: B
Mathematics
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(10-3)2 =
a. 10-6 b. 10-1 c. 10-5 d. 101 e. 106
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Graph the polar equation.r = 3(2 + 2 sin ?)
A. 
B. 
C. 
D. 
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Find the domain of the function.f(x) = 
A. 
, or (-?, -7) ? 
? 
B. 
, or 
? 
C. {x| x ? 7}, or (-?, 7) ? (7, ?)
D. 
, or 
? 
? (7, ?)
Mathematics
Solve the problem.Jack went to two dealerships to find the best deal on the truck he plans to purchase. From which dealership should Jack buy the truck so that the total cost of the truck is the least expensive?
A. Dealership 1 B. Dealership 2
Mathematics