math HELP PLEASE!! (logs)?

3 ⤊

how would you find the inverse of :

y=2log(base3)(x-4)

thanks in advance.

2007-10-04 16:23:19 · 4 answers · asked by M.O.B 3 in Science & Mathematics ➔ Mathematics

Let log mean log to base 3 in the following:-
y = 2 log (x - 4)
y / 2 = log (x - 4)
3^(y/2) = x - 4
x = 4 + 3^(y/2)

2007-10-05 03:53:11 · answer #1 · answered by Como 7 · 3⤊ 1⤋

(y/2) = log(base 3) (x-4)

3^(y/2) = x-4

x = [ 3^(y/2)] + 4

PS: If that is what u are looking for... :)

2007-10-04 16:41:18 · answer #2 · answered by Harris 1 · 0⤊ 1⤋

Try asking the question in ask.com to get your answer.
GOOD LUCK

2007-10-04 16:35:39 · answer #3 · answered by lilbitt5.0 2 · 0⤊ 1⤋

try your books.

2007-10-04 16:26:41 · answer #4 · answered by Princess#1 2 · 0⤊ 0⤋