Question

(6x-9)*(4x+0.4)=0
(y-3)*(y+1)=0
помогите решить срочно

Answer 1

(6x-9)*(4x+0.4)=0
6x-9=0
6x=9
x_1 = 1.5
4x+0.4=0
4x=-0.4
x=-0.4/4
x_2=-0.1
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(y-3)*(y+1)=0
y_1 = 3
y_2 = -1