Solve the problem.Evaluate 
by expanding down the second column. Show all your work.A = 
What will be an ideal response?
Answers may vary. One possible solution follows.
= 3
+ 0
- 1
= 3(-6 + 10) + 0(-6 + 20) - 1(-4 + 8)
= 3(4) + 0(14) - 1(4) = 8
Mathematics
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Change the order of integration and evaluate the integral.
A. 
?2
B. 
?2
C. 
?2
D. 
?2
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Graph the point on a polar grid.(2, 0°)
A. 
B. 
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Provide an appropriate response.The single discount equivalent is the:
A. complement of the single discount rate B. same as the net decimal series C. same as the net decimal equivalent D. complement of the net decimal equivalent
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Find the indicated angle.Identify the pair or pairs of complementary angles.
A. ?ABD and ?FBC; ?DBE and ?EBF B. ?DBE and ?EBF C. ?ABD and ?EBF; ?DBE and ?FBC D. ?ABD and ?FBC
Mathematics