joselinen joselinen

31-01-2019
Mathematics

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x=7^y how can you rewrite this equation in y = form ?

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Аноним Аноним

31-01-2019

Answer:

y = lnx / ln 7.

Step-by-step explanation:

x = 7^y

Take logarithms of both sides:

ln x = ln 7^y

ln x = y ln 7 ( because ln a^b = b ln a. One of the Laws of Logarithms).

y = lnx / ln 7.

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