Решите уравнения 1) 1,2(5-5х)=-6(х-1) 2) 3х^2=4x 3) 1,96-x^2=0

Question

Решите уравнения
1) 1,2(5-5х)=-6(х-1)
2) 3х^2=4x
3) 1,96-x^2=0

Answer 1

2) 3x=4...x=4/3; 3) x^2=1,96...x=+-1,3;