Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The population size of a culture of bacteria quadruples every day such that its size is modeled by the sequence 
where n is the number of the day just beginning. Find the size of the culture at the beginning of the third day and the size of the culture originally.
A. 1120 bacteria; 17
bacteria originally
B. 1120 bacteria; 70 bacteria originally
C. 4480 bacteria; 70 bacteria originally
D. 4480 bacteria; 280 bacteria originally
Change the equation to rectangular coordinates and then graph.
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A. ?
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B. ?
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C. ?
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D. ?
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E. ?
Write the improper fraction as a mixed or whole number.
A. 
B. 6
C. 4
D. 5
Factor completely. If the polynomial is prime, so state.63x3 + 82x2 + 24x
A. x(9x + 4)(7x + 6) B. x(9x + 6)(7x + 4) C. 9x(x + 4)(7x + 6) D. prime