Question

Решите уравнения: 4x(x-8)=0 и y²-3y=0

Answer 1

4x (x - 8) =  0   /:4
x (x - 8) = 0

1) x = 0 ;
2) x - 8 =  0  ==>  x = 8;

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y^2 - 3y =  0
y (y - 3) =  0

1) y=  0;
2) y - 3= 0  ==> y = 3;