Question 3 • Mathematics III
Since x must be positive, combine the logarithms using log₆(a) − log₆(b) = log₆(a/b): log₆(4x²) − log₆(x) = log₆(4x). Then log₆(4x) = 2 means 4x = 6² = 36, so x = 9. The correct choice is x equals 9.
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