The nth term of a sequence is given. Calculate the fifth partial sum.an = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine whether the study is an experiment or an observational study.A pollster obtains a sample of students and asks them how they will vote on an upcoming referendum.
A. experiment B. observational study
Mathematics
Divide.2771 ÷ 65
A. 45 R57 B. 42 R41 C. 45 R5 D. 42
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log6
A. log6(x - 4) - 4log6x B. log6(x - 4) -log6x C. log6(x - 4) + 4log6x D. 4log6x -log6(x - 4)
Mathematics
Graph the system of inequalities, and find the coordinates of the vertices.3x + 2y ? -12,x - 2y ? -4,y ? 6
A. 
B. 
C. 
D. 
Mathematics