SOLUTION: Explain the differences between solving these two equations: • log3(x - 1) = 4 and log3(x - 1) = log34

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Question 375848: Explain the differences between solving these two equations:
• log3(x - 1) = 4 and log3(x - 1) = log34
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

log3(x - 1) = 4

Using the following Property of Logarithms



3^4 = (x-1)

81 = x-1

82 = x



log3(x - 1) = log34   logarithm bases are equal in this example, therefore:

 (x-1) = 4

  x = 5