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#272 [–¼‘O‚È‚µ]
(‚P)
2(x+2)^2=4x+8
2(x+2)^2=4(x+2)
2(x+2)^2-4(x+2)=0
(x+2){2(x+2)-4}=0
(x+2)(2x+4-4)=0
2x(x+2)=0

⏰:09/01/24 16:28 📱:SH01A 🆔:�™�™�™


#273 [–¼‘O‚È‚µ]
(‚Q)
3(x+2)(x°2)=2x^2°x
x^2+x°12=0
(x+4)(x°3)=0

⏰:09/01/24 16:31 📱:SH01A 🆔:�™�™�™


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