SOLUTION: What is the exact answer and decimal rounded to two places? ln(x) + ln(x+2) = 4

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Question 359447: What is the exact answer and decimal rounded to two places? ln(x) + ln(x+2) = 4
Answer by Alan3354(69443) About Me  (Show Source):
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What is the exact answer and decimal rounded to two places?
ln(x) + ln(x+2) = 4
Adding logs --> multiplication
ln(x*(x+2)) = 4
x*(x+2) = e^4
x%5E2+%2B+2x+-+e%5E4+=+0
x = -1 ± sqrt(1 + e^4)
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x =~ - 8.46, 6.46