The population N, in thousands, of a small town after t years is given in the table below. Use exponential regression to model the population as a function of time. Round your answer to two decimal places.
t 2 4 6 8 10 N 7.70 5.44 4.61 4.07 3.15?
A. ?
B. ?
C. ?
D. 
Answer: D
Mathematics
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Write the following in interval notation.{x| -7 ? x < 5}
A. [-7, 5] B. [-7, 5) C. (-7, 5) D. (-7, 5]
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Solve the equation. Round the solution to the nearest tenth.11.5z + 3.94z = 0.957
A. 16.1 B. -14.5 C. 0.1 D. 14.8
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Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 1
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Find the indicated term of the geometric sequence.6th term of -1, 3, -9, ...
A. a6 = -729 B. a6 = -243 C. a6 = 243 D. a6 = 729
Mathematics