已知(X-1)²+12Y+11=0,且2X-my=4,则m=多少?x=1的那步没想明白,
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已知(X-1)²+12Y+11=0,且2X-my=4,则m=多少?x=1的那步没想明白,
已知(X-1)²+12Y+11=0,且2X-my=4,则m=多少?
x=1的那步没想明白,
已知(X-1)²+12Y+11=0,且2X-my=4,则m=多少?x=1的那步没想明白,
(X-1)²+|2Y+1|=0
x-1=0
x=1
2y+1=0
y=-1/2
2X-my=4
2+m/2=4
m=4
x-1)²+12y+11=0x=1,y=-11/122x-my=4-2+11m/12=411m/12=6m=72/11