Question

помогите подробно. 6х+5 (х-2)=3х(х-2)

Answer 1

6x + 5x - 10 = 3x^2 - 6x
11x - 10 = 3x^2 - 6x
17x - 3x^2 - 10 = 0
D = 289 - 120 = 169
x1= (-17 + 13)/-6 = -2/3
x2=(-17-13)/-6 = 5
ОТВЕТ: -2/3, 5

Answer 2

6x+5(x-2)=3x(x-2)
6x+5x-10=3x²-6x
-3x²+17x-10=0
D=17²-4*-3*-10=169=13²
x1=-23
x2=5