Posted by **Holly** on Tuesday, May 21, 2013 at 4:45pm.

53.)

49x-2 = 7Ö 7

a. -5/4

b.5/4

c. 11/4

d. -11/4

79.)

10

E 3n-2

n=4

a. 14+17+20+...+32

b. 28+31+34+...+43

c. 10+13+16+...+28

d. 9+14+17+...+30

66.

ln 1

√e

a. -√e

b. -1/2

c. 1/e

d. 1/2

67.

Solve:

e3x = 8

a. ln 5

b. 3 ln 8

c. ln 8

3

d. ln 3

8

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