Evaluate the expression for the given replacement values. Write the answer in simplest form.(x + y)2; x = 
and y = 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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A certain function is an exponential function of time. The monthly growth factor is 1.5. What is the weekly growth factor? (Assume there are four weeks in a month.) Round your answer to two decimal places. ?
A. 0.38 B. 1.11 C. 5.06 D. 6.00
Mathematics
Find the standard deviation for each data set. Round to one more place than the data.22, 29, 21, 24, 27, 28, 25, 36
A. 4.8 B. 1.6 C. 4.2 D. 2.8
Mathematics
Graph the complex number.6 + 2i
A. 
B. 
C. 
D. 
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics