Solve equation by using the quadratic formula

-3x2-2x-5=0

1 answer

The quadratic formula is (-b +/- sqrt(b^2 - 4ac))/2a
for an equation in the form ax^2 + bx + c

-3x^2 - 2x - 5 = 0

a = -3
b = -2
c = -5

x = (2 +/- sqrt(4 - 60))/6
x = (2 +/- sqrt(-56))/6
x = (1 +/- i*sqrt(14))/3