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Logarithmic equations and examples

Answer Text:
Logarithmic equations and expressions can be solved using laws of logarithm.

Example 1.
Solve for x.
`Log_3 81 = x`

Example 2.
`Solve log_6 2`

Example 3.
Solve
`(log_10 x)^2 = 3 – log_10 x^2`