2X^2 - 5X - 3 = 0
D = 25 - 4*2*(-3) = 25 + 24 = 49 V D = 7
X1 = 5 + 7 \ 4 = 3
X2 = 5 - 7 \ 4 = - 0.5
2x^2-5x-3=0
D= 5^2 + 4 * 3 * 2 = 1
x1 = 5 + 1 / 2 * 2 = 1.5
x2 = 5 - 1 / 2 * 2 = 1
2X^2 - 5X - 3 = 0
D = 25 - 4*2*(-3) = 25 + 24 = 49 V D = 7
X1 = 5 + 7 \ 4 = 3
X2 = 5 - 7 \ 4 = - 0.5
2x^2-5x-3=0
D= 5^2 + 4 * 3 * 2 = 1
x1 = 5 + 1 / 2 * 2 = 1.5
x2 = 5 - 1 / 2 * 2 = 1