Solve the problem.How many different 8-letter codes are there if only the letters A, B, C, D, E, F, G, H, and I can be used and no letter can be used more than once?
A. 43,046,721
B. 362,880
C. 8
D. 9
Answer: B
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Evaluate the integral.
A. 96 B. 120 C. -12 D. 12
The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
Using Kruskal's algorithm, which edge should we choose third?
A. EG B. BG C. EF D. AG E. none of these
Convert the measure to its alternate U.S. or metric form. Write improper fractions as mixed numbers for U.S. measures and as decimals for metric measures.Convert 34 inches to centimeters.
A. 30.6 centimeters B. 68 centimeters C. 13.6 centimeters D. 85 centimeters
Answer the question.
is parallel to 
. Identify two pairs of congruent angles and the number of degrees in each congruent angle.
A. ?FBA ? ?ECD ; both are 148°. ?ABC ? ?BCD ; both are 32°. B. ?DCE ? ?EBA ; both are 32°. ?FBA ? ?BCD ; both are 32°. C. ?DCE ? ?BCD ; both are 148°. ?FBA ? ?ABC ; both are 148°. D. ?ABC ? ?BCD ; both are 148°. ?FBA ? ?ECD ; both are 32°.