1/3x+y3=19,1/3y+3x=11.
问题描述:
1/3x+y3=19,1/3y+3x=11.
1/3x+3y=19,1/3y+3x=11.
答
y3什么意思错了,是3y
1/3x+y3=19,1/3y+3x=11.
1/3x+3y=19,1/3y+3x=11.
y3什么意思错了,是3y