Use the LCM to add the following fractions and write your answer in lowest terms:




Mathematics

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Evaluate the integral by changing the order of integration in an appropriate way.

A.  ln 2 (e - 1)
B.  ln 3 (e - 1)
C. 4 ln 2 (e - 1)
D. 4 ln 3 (e - 1)

Mathematics

Solve and graph.9x - 6 < 3x or -2x ? -6

A. (1, 3)

B. [1, 3]

C. ?
D. (-?, 1) ? [3, ?)

Mathematics

Round as indicated.55 to the nearest ten

A. 40 B. 50 C. 70 D. 60

Mathematics

Graph the set on the number line. 

A.
B.
C.
D.
E.

Mathematics