Whether presenting in a boardroom, off an iPad, over the Web or as a print-out, the right delivery is the difference between a great presentation and, at best, a missed opportunity and, at worst, a presentation disaster. All the other elements donât matter if the delivery doesnât work.
Parentheses have a great many specialized meanings in mathematics. A few of these are described below. 1. Parentheses are used in mathematical expressions to denote modifications to normal order of operations (precedence rules).
Both dashes and parentheses are used to set off interrupting comments, explanations, examples, and other similar parenthetical elements from the main thought of the sentence. Commas are ordinarily used when parenthetical or other nonrestrictive elements area closely related in the main thought of the sentence. Dashes and parentheses are used when the interruption is abrupt and the element set off is only loosely related to the main thought of the sentence.