Examlex
The owner of a factory regularly requests a graphical summary of all employees' salaries. The graphical summary of salaries is an example of
Calculator
A calculator is a device or software used for performing mathematical calculations, ranging from basic arithmetic to complex mathematical operations.
Principal Square Root
The non-negative square root of a number, denoted as √x for a non-negative number x.
Real Roots
Real roots are the values of the variable that satisfy an equation, where the solutions are real numbers.
Calculator
An electronic or mechanical device used to perform mathematical operations.