2x ^-x-3 per x^-x-6 < 0

2x^2 - x - 3/x^2 - x - 6 < 0
(2x - 3 )(x + 1)///(x + 2)(x - 3) < 0
karna ga ada yg bisa d coret kita lgsg kali silang dgn 0
maka

(2x - 3)(x + 1) < 0
x = 3/2
x = -1

dibuat garis bilangan
-1 < x < 3/2