Find an equation for the ellipse described. Graph the equation.Vertices at (5, -4) and (5, 8); length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
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Use units to help you answer the question. If necessary, round your answer to two decimal places.Assuming that your heart beats 70 times per minute, how many times does your heart beat in 6 days?
A. 201,600 B. 604,800 C. 36,288,000 D. 25,200
A doctor orders tetracycline elixir qid for a child weighing 60 lb at a dosage of 8 mg/kg/day in equally divided doses. How many mg would one dose contain?
A. 54 mg/dose B. 108 mg/dose C. 216 mg/dose D. 72 mg/dose
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.4-3 ? 4
A. 64
B. 
C. 16
D. 
Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = x - 2x2 - 2x3
A. falls to the left and rises to the right B. rises to the left and rises to the right C. rises to the left and falls to the right D. falls to the left and falls to the right