Question

xy=18 xz=8 zy=6

Answer 1

(xy)/(xz)=18/8

y/z=9/4

y=9z/4

所以zy=9z²/4=6

z²=24/9

z=±2√6/3

y=9z/4=±3√6/2

x=18/y

所以

x=-2√6,y=-3√6/2,z=-2√6/3

x=2√6,y=3√6/2,z=2√6/3