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OpenStudy (anonymous):
√(5)^(8n)=125^(n+3) solve for n
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OpenStudy (anonymous):
square both sides first
OpenStudy (anonymous):
you get 5^(16n) = 125^(2n+6)
OpenStudy (anonymous):
5^(16n) = 5^3(2n+6)
OpenStudy (anonymous):
16n = 6n + 18 16n-6n = 18 10n = 18 n =9/5
OpenStudy (anonymous):
thanks
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