SOLUTION: Use the quadratic formula to solve the equation. 7x^2+ 5x+ 8 =0

Algebra ->  Square-cubic-other-roots -> SOLUTION: Use the quadratic formula to solve the equation. 7x^2+ 5x+ 8 =0      Log On


   



Question 116537: Use the quadratic formula to solve the equation.
7x^2+ 5x+ 8 =0

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Use the quadratic formula to solve the equation.
7x^2+ 5x+ 8 =0
x = [-5 +- sqrt(25-4*7*8)]/14
x = [-5 +- sqrt(-199)]/14
x = [-5 +- i 14.1067]/14
x = [-5+i(14.1067)]/14 or x = [-5-i(14.1067)]/14
====================================
Cheers,
Stan H.