Question 129921
5X^2-3X-625=0
USING THE QUADRATIC EQUATION WE GET:
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
X=(3+-SQRT[-3^3-4*5*-625])/2*5
X=(3+-SQRT[9+12500])/10
X=(3+-SQRT12,509)/10
X=(3+-111.84)/10
X=(3+111.84)/10
X=114.84/10
X=11.484 ANSWER.
X=(3-111.84)/10
X=-108.84/10
X=-10.884 ANSWER.