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How do you solve #lnx^2=9#?

1 Answer

May 24, 2018

# e^ {frac{9}{2}}#

Explanation:

Take e to the power of both sides:
# e^ln(x^2) = e^9 #
# x^2 = e^9 #
# x = \pm \sqrt{e^9} \approx \pm 90.0171313 #

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