調べてみよう

let's look into it

→ 調べる
phrase Uncommon #12,144
let's look into it The volitional form of 調べてみる, meaning “let's try looking into it” or “let's try looking it up.” Used when suggesting that the speaker and listener investigate or check something together.
JA: 分からない言葉があったら、辞書で調べてみよう。
EN: If there's a word we don't understand, let's look it up in the dictionary.

列車は何時に着く調べてみよう

Let's find out what time the train arrives.

これ意外と面白い内容だからもう少し詳しく調べてみようかな

This is more interesting than I expected, so maybe I’ll look into it in a little more detail.

あなたの言う事果たして事実なのか調べてみよう

Let's find out whether what you say is actually true.

どうして君の答えが僕のと違うのか調べてみよう

Let's figure out why your answer is different from mine.