inquire
verb
address a question to and expect an answer from
“Ask your teacher about trigonometry”
“The children asked me about their dead grandmother”
have a wish or desire to know something
“He wondered who had built this beautiful church”
conduct an inquiry or investigation of
“The district attorney's office investigated reports of possible irregularities”
“inquire into the disappearance of the rich old lady”
Source: WordNet 3.1, Princeton University