To determine or calculate the value of. And the reason why this is useful is when you hear other people refer to some expression and say oh I dont agree with the second term or the third term has four factors or why is the coefficient on that term 6 youll know what theyre talking about and you can communicate in the same way. Evaluation is simplifying the expression.
When you substitute a particular value for each variable and then act the operations called evaluating expression.
Thus its wonky connotation of objectivity. In elementary algebra the quadratic formula is a formula that provides the solutions to a quadratic equation. To determine or set the value or amount of. The mathematical expression is algebraic it involves a finite sequence of variables and numbers and then algebraic operations.