Solve the problem.Sarah Katerinov is a high school student in Chicago. She will be going to college next year and is planning to visit the following campuses: University of Wisconsin at Madison, Harvard, and Ohio State University. How many different ways can she visit each of these schools and return to her starting point in Chicago?
A. 12
B. 6
C. 24
D. 5
Answer: B
Mathematics
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Find the torsion of the space curve.r(t) = (t - 3)i + (ln(sec t) + 1)j - 10k, -?/2 < t < ?/2
A. ? = -1 B. ? = 0 C. ? = 1 D. Undefined
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Find the LCD. Do not combine fractions.
, 
A. 10a2b2 B. a2b2 C. 3ab D. 3a2b2
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Match the graph of the parabola with the appropriate equation.
A. y = (x + 1)2 + 2 B. y = (x - 1)2 - 2 C. x = (y - 1)2 + 2 D. x = (y + 1)2 + 2
Mathematics
Find the reciprocal.
A. 
B. x(x + 14)
C. 
D. 14
Mathematics