Solve.When interest is compounded continuously, the balance in an account after t years is given by 
, where P0 is the initial investment and k is the interest rate. Suppose that P0 is invested in a savings account where interest is compounded continuously at 9% per year. Express P(t) in terms of P0 and 0.09.
A. P(t) = P0e0.09t
B. P(t) = P0e0.09
C. P(t) = P0e9t
D. P(t) = P0e0.9t
Answer: A
Mathematics
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Write the first five terms of the geometric sequence with the given information.The first term is 8 and the common ratio is 
.
A. 2, 
, 
, 
, 
B. 8, 32, 128, 512, 2048
C. 8, 
, 
, 
, 9
D. 8, 2, 
, 
, 
Mathematics
Solve.45% of what is 72?
A. 160 B. 0.63 C. 1600 D. 63
Mathematics
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality.(x + 6)(x + 2) > 0
A. (-6, -2) B. (-?, -6) C. (-2, ?) D. (-?, -6) or (-2, ?)
Mathematics