exponential equation- HELP!!!!?

0 ⤊

e^(x+8) = 3
Solve the exponential equation.

How do I do this? Please help me!!!

2006-12-10 11:12:58 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

=> x + 8 = ln3 ( log base e of 3)
=> x = ln3 - 8

2006-12-10 11:19:20 · answer #1 · answered by James Chan 4 · 0⤊ 1⤋

e^(x+8) = 3 take ln of each side
x+8=ln 3 subtract 8 from each side
x=ln 3 -8=-6.901

2006-12-10 19:27:04 · answer #2 · answered by yupchagee 7 · 0⤊ 0⤋

e^(x+8) = 3
ln( e^(x+8) )= ln(3 )
x+8 = ln3
x=-8+ln3 .

2006-12-10 19:41:46 · answer #3 · answered by locuaz 7 · 0⤊ 0⤋