Decide whether the limit exists. If it exists, find its value.
f(x)
A. Does not exist
B. 3
C. 0
D. -1
Answer: B
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Add or subtract as indicated. Write the answer in lowest terms.16
+ 10
A. 26
B. 27
C. 25
D. 16
Graph the inequality.5x + y ? -3
A. 
B. 
C. 
D. 
Solve the problem.Determinants are used to show that three points lie on the same line (are collinear). If 
= 0,then the points (x1, y1), (x2, y2), and (x3, y3) are collinear. If the determinant does not equal 0, then the points are not collinear. Are the points 
, 
, and
collinear?
A. No B. Yes
Answer the question.The salaries at a small company are src="https://sciemce.com/media/4/ppg__tttt0706190920__f1q57g7.jpg" alt="" style="vertical-align: -4.0px;" />, 
, 
, 
, 
, 
, 
, 
, 
, and 
. Which measure of central tendency is best to describe the salaries?
A. Mean
B. Median
C. Mode
D. Weighted mean