Question

Log (x-1)+log(x+1)=2log(x+2)

Answer 1

Step-by-step explanation:

log(x-1) + log(x+1) = 2log(x+2)

using formula

log(x²-1) = log(x+2)²

log canceled from both sides

x² - 1 = x² + 2x + 4

2x = -5

x = -5/2 ans