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College Algebra logarithmic equation

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Apr 19th, 2015

using formula: loga+logb=log(ab)

so log3x+log3(x+6)=3

log3 x(x+6)=3

3^3=x^2+6x

x^2+6x-9=0

x=-3(1+sqrt of2), x=3(sqrt of 2-1)

Apr 19th, 2015

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Apr 19th, 2015
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Apr 19th, 2015
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