5x^2+2x-2=0 quadratic equation

5x² + 2x - 2 = 0

x = - 2 + / - √ (2² - 4 (5) (-2))

2 (5)

x = - 2 + / - √ (4 + 40)

10

x = - 2 + / - √ (44)

10

x = - 2 + / - 6.633

10

x = - 0.2 + / - 0.6633

x = - 0.2 + 0.6633 x = - 0.2 - 0.6633

x = 0.4633 x = - 0.8633