解不等式：log3/4(x+1)>log4/3(x-3)
问题描述：
解不等式：log3/4(x+1)>log4/3(x-3)
答
log3/4(x+1)>log4/3(x-3)
-log4/3(x+1)>log4/3(x-3)
log4/3[1/(x+1)]>log4/3(x-3)
所以1/(x+1)>x-3>0
x-3>0则x>3
1/(x+1)>x-3
x>3则x+1>0
所以1>(x-3)(x+1)
x²-2x-41-√5