Question 40695
{{{ 48 >= 4x(x - 1) }}}
{{{ 48 >= 4x^2 - 4x }}}
{{{ 0 >= 4x^2 - 4x - 48 }}}
{{{ 0 >= x^2 - x - 12 }}}
{{{ 0 >= (x + 3)(x - 4) }}}
<------[-3]=========[4]------>