10а^2-6a+5ab-3b = 2a(5a-3)+b(5a-3) = (5a-3)(2a+b) = 2a+b
5a^2- 8a+3 5a^2-8a+3 (a-1)(5a-3) a-1
5a^2-8a+3=/(не равен)0
D1=16-15=1
x1=1
x2=3/5
10а^2-6a+5ab-3b = 2a(5a-3)+b(5a-3) = (5a-3)(2a+b) = 2a+b
5a^2- 8a+3 5a^2-8a+3 (a-1)(5a-3) a-1
5a^2-8a+3=/(не равен)0
D1=16-15=1
x1=1
x2=3/5