Question 953871


{{{30x^2 + 13x-10 = 0}}}

{{{30x^2 + 25x-12x -10 = 0}}}

{{{5x(6x + 5)-2(6x + 5) = 0}}}

{{{(5x-2) (6x+5) = 0}}}

solutions:
if {{{(5x-2)  = 0}}} =>{{{ 5x =2}}} =>{{{ x=2/5}}}

if {{{ (6x+5) = 0}}} => {{{6x=-5}}}=>{{{x=-5/6}}}


{{{ graph( 600, 600, -10, 10, -15, 10, 30x^2 + 13x-10) }}}