Simplify. Write your answers in the form of a+bi, where a and b are real numbers.4i(2 - 4i)
A. 8i - 16
B. 8i + 16i2
C. - 8i - 16i2
D. 16 + 8i
Answer: D
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Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__tttt0610191318__f1q182g7.jpg" alt="" style="vertical-align: -4.0px;" />
where R is the trapezoid with vertices at 
A. 
B. 
C. 
D. 
Make a logistic model 
for enrollment at a university t years after 2000 making use of the following information.A University facilities can accommodate at most 5,829 students.B: Enrollment in 2000 is 2,116.C: In the absence of limiting factors, enrollment would grow by 13% per year.
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A. 
B. 
C. 
D. 
Write the solution set to the inequality in interval notation.x ? -9
A. (-9, ?) B. (-?, -9) C. [-9, ?) D. (-?, -9]
Rewrite the number or expression as requested.0.000281 (Rewrite in scientific notation.)
A. 2.81 ? 10-4 B. 2.81 ? 10-3 C. 2.81 ? 104 D. 2.81 ? 10-5