Question

Solve the equation using the quadratic formula.
x^2 + 3x -2 = 0
Question options:

x = −3±√17/2

x =−2±√17/3

x = −2±√29/4

x = 3±√11/2

Answer 1

Hello:
x²+3x-2 = 0
delta = b²-4ac       a=1       b = 3        c = -2
delta =(3)²-4(1)(-2) =17 =(√17)² 
x = −3±√17/2