$(-\infty,1)$(-\infty,1)

$\displaystyle\left(-\infty,-\frac{3}{2}\right)$\displaystyle\left(-\infty,-\frac{3}{2}\right)

$(1,+\infty)$(1,+\infty)

$\displaystyle\left(\frac{3}{2},+\infty\right)$\displaystyle\left(\frac{3}{2},+\infty\right)