보게 하고

let someone see and

→ 보다
phrase Common #2,402
let someone see and 보게 하다 means to let or make someone see; 하고 connects it to another action.
KO: 아이들에게 사진을 보게 하고 이야기를 들려줬어요.
EN: I let the children see the photo and told them a story.

아직 그는 몰라 신문에서 보게 하고 싶나?

He still doesn't know. Do you want him to find out from the newspaper?

— 아메리칸 갱스터 (2007)