Formal and informal<span> language serve different purposes. The tone, the choice of words and the way the words are put together vary </span>between<span> the two styles. </span>Formal<span>language is less personal than </span>informal<span> language. It is used when writing for professional or academic purposes like university assignments.</span>
Well, formal speech is a type of speech you would use if you were talking to the queen there for informal speech would be a type of speech you would use while talking to a friend. :) hope my answer was useful
