Решите уравнения :
1 + 4y² = 0

4x² − 3x = 0

−5x² + 7x = 0

1+4у²=04у²=-1у²=-1\4у=-√1\4у=-1\24х²+3х=0х(4х+3)=0х=0или 4х+3=0 4х=-3 х=-3\4-5х²+7х=0х(5х+7)=0х=о или 5х+7=0 х=-7\5

1+4y^2=04y^2=-1y^2= -1/4y= 1/24x^2 -3x=0x (4x-3)=0x=0 4x=3x= 3/4-5x^2 +7x=0x (5x+7)=0x=0 5x+7=05x=-7x= -7/5