Find the domain of the function.f(x) = 
+ 
A. (-?, -9) ? (-9, 7) ? (7, ?)
B. (-?, -9) ? (-9, ?)
C. (-?, 7) ? (7, ?)
D. (-?, ?)
Answer: A
Mathematics
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A. True B. False
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Solve.A rock falls from a tower that is 288 ft high. As it is falling, its height is given by the function 
How many seconds will it take for the rock to hit the ground (h=0)?
A. 17 sec B. 17.6 sec C. 5184 sec D. 4.2 sec
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Solve the problem.59.5% of the students at a certain college are men. If the total number of students at the college is 2400, how many female students are there?
A. 1428 females B. 1200 females C. 992 females D. 972 females
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