5m Zen
1 xy 3 2
1 xy 3 2 pictures 5
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1 xy 3 2
yx 1 3 * xy 3 2
x 1 xy 2 3
xy yz zx 1 2 3
4xy 2y 3 xy 1 )- 2
expand 1 3 2 3 3 xy u2212
2 x y 1 xy 3
xy 2 1 3 1 9 u2212
log xy 3 )u003d 1 2 logx logy
1/4 x u003d 3 - 2/5
1 xy 3 2
