Evaluate the integral by making a substitution and then using a table of integrals.

A.  +  ln   + C
B.  -  ln   + C
C.  -  ln   + C
D.  +  sin-1   + C


Answer: C

Mathematics

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A. y = - x - 9
B. y = - x + 8
C. 9x - 8y = 72
D. 9x + 8y = 72

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Find the indicated term of the arithmetic sequence.6, 15, 24, 33, 42, . . . ;  a20

A. 51 B. 179 C. 177 D. 59

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Evaluate the radical expressions or indicate that the root is not a real number.

A. 3 B. 27 C. -3 D. Not a real number

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Solve the problem.A wire is cut into two pieces, with one piece 8 feet shorter than the other. The wire was 74 feet before it was cut. How long is the shortest length of wire?

A. 41 ft B. 45 ft C. 33 ft D. 29 ft

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