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).
In multiplication, a mathematical expression is the part of the sentence that comes before the equal sign. The mathematical expression contains the factors and the multiplication symbol. For example, in the sentence 2 x 8 = 16, the 2 x 8 portion is the mathematical expression.