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9-68.
3x = 81
5x = 5−1
log3x = log7
(32)2x = (33)x−2
2−1 = log9(log3x)
33 = x
x − 3 = 0
Solve for x.
lnx − 2 = 0
Solve for x.
3x = 81
5x = 5−1
log3x = log7
(32)2x = (33)x−2
2−1 = log9(log3x)
33 = x
x − 3 = 0
Solve for x.
lnx − 2 = 0
Solve for x.