Solve.A cube has a surface area of 6x2 + 108x + 486. Find the length of a side.
A. x - 9
B. x + 9
C. x + 54
D. 6(x + 9)
Answer: B
Mathematics
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Use L'H
pital's rule to find the limit.
1/t
A. 8.485 B. 2.828 C. 17.605 D. 3.000
Mathematics
Is the statement correct?The set of primes together with the set of composites is the set of natural numbers.
A. yes B. no
Mathematics
Sketch the graph of the function.y = ln (sin x)
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. How long will it take for the population of a certain country to double if its annual growth rate is 0.7%? Round to the nearest year.
A. 1 year B. 286 years C. 99 years D. 43 years
Mathematics