Question 76454
x^2+7x+9=0
using the quadratic equation we get:
{{{x = (-b +- sqrt( b^2-4*a*c ))/(2*a) }}} 
X=(-7+-SQRT[7^2-4*1*9])/2*1
X=(-7+-SQRT[49-36])/2
X=(-7+-SQRT13)/2
X=(-7+-3.6)/2
X=(-7+3.6)/2
X=-3.4/2
X=-1.7 ANSWER.
X=(-7-3.6)/2
X=-10.6/2
X=-5.3 ANSWER.