Question 378678
log(2x)+3log(x^2) = 72
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log(2x) + log(x^2)^3 = 72
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log(2x) + log(x^6) = 72
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log[2x*x^6] = 72
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log[2x^7] = 72
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2x^7 = 10^72
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x^7 = 5*10^71
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x = 1.7487*10^10
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Cheers,
Stan H.