If r⊙s=rs r s, then for what value of s is r⊙s equal to r for all values of r（）. A．-1 B．0 C．1 D．https://bgk-photo.cdn.bcebos.com/doc/pic/item/bba1cd11728b4710e654a814cbcec3fdfd0323ea.jpg E．r
If r⊙s=rs r s, then for what value of s is r⊙s equal to r for all values of r（）.
A、-1
B、0
C、1
D、https://bgk-photo.cdn.bcebos.com/doc/pic/item/bba1cd11728b4710e654a814cbcec3fdfd0323ea.jpg
E、r
发布时间：2025-09-12 23:43:28
