х^2 + 11/2 х -3 >0
х^2 + 5,5х -3 >0
1x2 + 5.5x - 3 = 0Делим на 0.5:2x2 + 11x - 6 = 0D = b2 - 4acD = 121 + 48 = 169 = 13^2
x1,2 = -b ± √D/2ax1 = -11 + 13/4 = 2/4 = 1/2x2 = -11 - 13/4 = - 24/4 = -6ответ: x1 = 1/2 ; x2 = -6
