Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.(-3x4)(6x5)
A. 18x20
B. 18x9
C. -18x9
D. -18x20
Answer: C
Mathematics
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Graph the inverse of the function plotted, on the same set of axes. Use a dashed curve for the inverse.
A. 
B. 
C. 
D. 
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Find the indicated sum of matrices.
+ 
A. 
B. 
C. 
D. 
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For an election with 6 candidates (A, B, C, D, E, and F), we have the following preference schedule:
Using the method of pairwise comparisons, the winner of the election is
A. A. B. B. C. C. D. E. E. none of these
Mathematics
Use the order of operations to evaluate each problem.
A. 60 B. 24 C. 22 D. 36
Mathematics