# Maths

By making the substitution u =ln x show that the following equation has exactly one real-number solution:

-12/ln x +ln x^4 = -9

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1. By making the substitution u =ln x show that the following equation has exactly one real-number solution:

9/ln x + ln x^4 =-12

Sorry wrote the incorrect equation previously!

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2. 👎 0
posted by Lauren

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