fernandoe1423 fernandoe1423

15-08-2019
Mathematics

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what is the answer to this equatiion? ln20+ln5=2lnx

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suijane19 suijane19

15-08-2019

ln20+ln5=2lnx
ln(20*5)=lnx^2
ln100=lnx^2
100=x^2
x=+10 or -10

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