Translate the sentence into an equation using the variable x.The sum of a number and 5 is 15.
A. x + 15 = 5
B. x + 5 = 15
C. x = 5 + 15
D. 5x = 15
Answer: B
Mathematics
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Find the integral.
dx
A. -3 ln sec x + C B. - ln (-3 + sec x) + C C. -3 ln (-3 + sec x) + C D. 3 - sec x + C
Mathematics
For the graph below, use the nearest neighbor algorithm to find an approximate minimum Hamilton circuit and its weight, starting at the indicated vertex.
Starting at B
A. B ? E ? A ? C ? D ? B; weight = 38 B. B ? C ? E ? A ? D ? B; weight = 28 C. B ? E ? A ? C ? D ? A; weight = 31 D. B ? D ? A ? C ? E ? B; weight = 31
Mathematics
Find the length of the curve.The line segment r = 5 sec ?, 0 ? ? ? 
A. 
(
+ ln(
+ 1))
B. 
C. 5 ln
D. 5
Mathematics
Solve the problem.How many spanning trees does the following network have?
A. 19 B. 18 C. 17 D. 10 E. none of these
Mathematics