The solution to the equation, ln(3^x)=a , for a < 0, is:?

0 ⤊

The solution to the equation, ln(3^x)=a , for a < 0, is:

(a) x =3a (b) x = a/ln(3) (c) 3/a (d) a/3

2007-11-01 01:29:47 · 4 answers · asked by ABD A 1 in Science & Mathematics ➔ Mathematics

ln(3^x)=a
xln3=a
x=a/ln3

2007-11-01 01:46:44 · answer #1 · answered by fcas80 7 · 0⤊ 0⤋

x ln3 = a
x = a/ln 3

answer: B

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2007-11-01 08:36:50 · answer #2 · answered by Alam Ko Iyan 7 · 0⤊ 0⤋

ln(3^x) = a
e^a = 3^x
ln(e^a) = ln(3^x)
a = x ln(3)
x = a/ln(3)

2007-11-01 09:06:25 · answer #3 · answered by Anonymous · 0⤊ 0⤋

3^x= e^a
so x= a/ln3

2007-11-01 08:37:01 · answer #4 · answered by santmann2002 7 · 0⤊ 0⤋