solve: 4x^2 + 6x - 4 > 0

4x² + 6x - 4 > 0 2(2x² + 3x - 2) > 0 2(2x - 1)(x + 2) > 0
2x-1 = 0 --> 2x = 1 --> x = 0.5x+2 = 0 --> x = -2
x = 0.5