I'll answer shortly

Grammar usage guide and real-world examples

Uses the full form for slightly more emphasis and a more general timeframe.

A more idiomatic business expression that implies a return to the conversation.

More specific about the timing, suggesting an almost immediate follow-up.

Significantly more informal and better suited for casual or social contexts.

A passive, highly formal construction common in official statements.

Focuses on the action of following up rather than just the act of answering.

More specific if the answer requires complex or detailed information.

Uses 'shall' and 'presently' for an archaic or extremely formal British tone.

Used more in service contexts to acknowledge someone's presence before assisting them.

Suggests that the upcoming answer is intended to resolve a specific confusion.