Question 1089718
{{{ ( x - 3/2 )*( x -(-5/4) ) = 0 }}}
{{{ x^2 - (3/2)*x + (5/4)*x - (5/4)*(3/2) = 0 }}}
{{{ x^2 - (1/4)*x - 15/8 = 0 }}}
{{{ x^2 - (2/8)*x - 15/8 = 0 }}}
{{{ 8x^2 -2x - 15 = 0 }}}
{{{ a=8 }}}
{{{ b= -2 }}}
{{{ c = -15 }}}
------------------
check:
use quadratic formula to verify