Question

срочно нужно бысто....................

Answer 1

1) а = 1,7, b = - 1 , c = 1,8

2) a=2, b=-3, c=-1

3) a=-3, b = 0, c =5,2

4) a = -1, b=0, c = 0

5) a=-5, b= -3, c = 2

6) a = -0,8, b = -9, c = 0