If I don't know my iPhone passcode, can Apple unlock it?

Start here:

If you forgot your iPhone passcode - Apple Support

We guys are users like you in this user-to-user forum, so no, we can’t. And neither can Apple. You must restore your phone to factory settings, then restore your most recent backup. IdrisSeabright has provided a link to instructions on how to do that.

If I don’t know my Apple ID passcode can you guys opens it

To answer your question directly, no. Follow the instructions that have been provided.