Need help for final in Logarithms problem?

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e^x+2 = 11 solve using logarithms

2007-05-23 10:29:51 · 6 answers · asked by rapfan2004 2 in Science & Mathematics ➔ Mathematics

e^x+2 = 11

e^x = 9

x Ln e = Ln 9

Ln of e is 1

x = Ln 9

x = 2.197
.

2007-05-23 10:36:02 · answer #1 · answered by Robert L 7 · 0⤊ 0⤋

e^x+2 = 11
e^x = 9
x = Ln(9)

2007-05-23 17:35:58 · answer #2 · answered by welcome news 6 · 0⤊ 0⤋

ln(11)=x+2
ln(11)-2=x
x=0.39789527279837054406194357796513

2007-05-23 17:35:54 · answer #3 · answered by Anonymous · 0⤊ 0⤋

ln(e^(x+2))=ln(11)
x+2=ln(11)
x=ln(11)-2

2007-05-23 17:36:11 · answer #4 · answered by Jack 2 · 0⤊ 0⤋

http://www.coolmath.com

2007-05-23 17:32:52 · answer #5 · answered by Anonymous · 0⤊ 0⤋

e^x=9
ln9=x
x=2.197224577

2007-05-23 17:35:26 · answer #6 · answered by samswebsite 4 · 0⤊ 0⤋