(X-3)^2+2X(X-3)=0.
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(X-3)^2+2X(X-3)=0.
(X-3)^2+2X(X-3)=0.
(X-3)^2+2X(X-3)=0.
1或3
收起
请问这道题咋做 :(x)X (x+1) X (x+2) X (x+3) =360
(x/x-2)-2=3(x-2)/x
x(2x-3)=x² 求x,
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