Odpowiedzi

2010-04-14T18:49:07+02:00
A)
log₃3x² = log₃3 +log₃x² = 1 + 2log₃x = 1 + 2 * (-¼) = ½
b)
log₃9x⁸ = log₃9 + log₃x⁸ = 2 + 8log₃x = 2 + 8 * (-¼) = 2 - 2 = 0

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