Question

Решите пожалуйста ​

Answer 1

Ответ:

$792. \\ {5x}^{2} - 21x + 22 = 0 \\ x = 2 \: \: x = 2.2 \\ 793. \\ {3x}^{2} - 6x - 24 = 0 \\ x = - 3 \: \: x = 4 \\ 794. \\ {10x}^{2} - 13x - 9 = 0 \\ x = 1.8 \: \: x = - 0.5 \\ 795. \\ {4x}^{2} + 12x - 27 = 0 \\ x = 1.5 \: \: x = - 4.5$