解方程(3y-2)²-36=0
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解方程(3y-2)²-36=0
解方程(3y-2)²-36=0
解方程(3y-2)²-36=0
(3y-2)²-36=0
(3y-2+6)(3y-2-6)=0
(3y+4)(3y-8)=0
y1=-4/3,y2=8/3
(3y-2)²-36=0
(3y-2)²=36
3y-2=±6
3y=2±6
y1=8/3
y2=-4/3