To combine clips in DaVinci Resolve and edit them as a single cut, follow these steps:
Select two clips: Choose the two clips you want to combine in your DaVinci Resolve project.
Click on "New Compound Clip": Right-click on either of the selected clips and choose the option "New Compound Clip" from the context menu.
Merge them into one single cut: The selected clips will now be merged into a single compound clip, representing your combined footage.
Adjust the zoom and position: Double-click on the compound clip to open it in the timeline. From there, you can make adjustments to the zoom and position of the combined footage as desired.