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 5.7%? Round to the nearest year.
A. 5 yr
B. 1 yr
C. 35 yr
D. 12 yr
Answer: D
Mathematics
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Find the area of the region specified in polar coordinates.The smaller loop of the curve r = 6 + 12 sin ?
A. 18(2? + 3
)
B. 9(2? - 3
)
C. 9(2? + 3
)
D. 18(2? - 3
)
Mathematics
______ float represents the value of checks that have been written and disbursed but have not been deducted from the account on which they were written.
A. Disbursement B. Net C. Collections D. Payables E. Deposit
Mathematics
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 
B. 
C. 7x3y5
D. 
Mathematics
Factor the expression completely, if possible.z2 + 8z + 16
A. (z + 4)(z - 4) B. (z + 4)2 C. (z + 16)(z + 1) D. (z - 4)2
Mathematics