Question

Решите уравнениe:

1)(x-3)(x-2)=6(x-3)

Answer 1

${x }^{2} - 2x - 3x + 6 = 6x - 18 \\ {x}^{2} - 5x - 6x + 6 + 18 = 0 \\ {x}^{2} - 11x + 24 = 0$
Дискриминант =121-96=25

$x =(11 - 5) \div 2 = 6 \div 2 = 3$
$x = (11 + 5) \div 2 = 16 \div 2 = 8$
Ответ: х=3
х=8