Add or subtract as indicated.-3.2 - (-8.1)
A. 11.3
B. 4.9
C. -11.3
D. -4.9
Answer: B
Mathematics
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 
ln 6 (1 - cos 9)
B. 
ln 6 (1 - sin 9)
C. 
ln 6 (1 - sin 9)
D. 
ln 6 (1 - cos 9)
Mathematics
Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.- 
A. 4k3q4
B. -4k3q4
C. -4k3q4
D. 4k7q8
Mathematics
Solve the problem.The circle graph below shows the results of the student council presidential election.
The circle graph shows what percent of the vote each person received.How many people voted for someone other than Matt?
A. 320 B. 120 C. 340 D. 280
Mathematics
Use mathematical induction to prove the formula for every positive integer n. Show all your work.
What will be an ideal response?
Mathematics