- #1
Doubell
- 29
- 0
Homework Statement
NEED HELP WITH THIS MATH PROBLEM: LOG3(X+3) + LOG3(X-1) = 1
Homework Equations
The Attempt at a Solution
I SAID LOG3(X+3) + LOG3 (X-1)
SIMPLIFIES TO LOG3(X+3)*(X-1) = 1
I.E LOG3(X^2 +2X - 3) = 1
THEN 3^1 = (X^2 +2X - 3)
AND 0 = (X^2 +2X - 6)
THEN USE THE QUADRATIC FORMULA TO FIND X AS {-2+/- 28^1/2}/2
JUST NEED A SECOND OPINION TO SEE IF ITS CORRECT.