Question

помогите пожалуйста
1) х(2) + 8x + 7 =0
2) x(2) - 19x + 18 =0
3) x(2) - 9x - 10 =0
4) x(2) + 8x - 9 =0
5) x(2) + 5x - 14 =0
6) x(2) - 7x - 30 =0
7) x(2) + 26x + 105 =0
8) x(2) + 35x - 114 =0
ВОТ ПОЖАЛУЙСТА СРОЧНО

Answer 1

1) x 1 = -1
x 2 = -7
2) x 1 = 18
x 2 = 1
3) x 1 = -1
x2 = 10
4) x 1 = -9
x 2 = 1
5) x1 = -7
x2= 2
6) x1 = 10
x2= -3
7) x1 = -21
x2 = -5
8) x1 = -38
x2= 3