3x(в квадрате)+8x-3=0

Question

3x(в квадрате)+8x-3=0

Answer 1

3x^2 + 8x - 3 = 0
D = b^2 - 4ac = 64 + 36 = 100 = 10^2
x1 = ( - 8 + 10) / 6 = 2/6 = 1/3
x2 = ( - 8 - 10) / 6 = - 3

Answer 2

3х²+8х-3=0
D=b²-4ac = 64+36=100
x1,2= -b +- √D ÷6= -8 +- 10 ÷6

x1 = -3        x2=1/3