using cisco 3850 series with 9300 series

[harith1994]

Can I use 3850 switches together with 9300 switches?

[MHM Cisco World · Accepted solution]

As stack NO

But as standalone Sure you can do that 

[balaji.bandi]

Not possible - Only same model (with limitation also same model) can be stacked.

you can use Layer 2 or Layer 3 connection between to extend VLAN or Routing.