Question 981712

4x^2+7x-2=0 
Please help 
<pre>{{{4x^2 + 7x - 2 = 0}}}
(4x - 1)(x + 2) = 0
4x -1 = 0          OR           x + 2 = 0
4x = 1             OR           x = 0 - 2
{{{highlight_green(system(x = (1/4)or,x = - 2))}}}