Be careful typing Law of Cosines in your calculator

The video tutorial explains how to correctly use a calculator for operations involving numerators and denominators. It emphasizes the importance of following the order of operations and using parentheses to avoid common mistakes. The tutorial provides examples to illustrate these concepts and offers tips for accurate calculations.

What steps should you take if you do not know the answer to a calculation?

Describe the process of simplifying the numerator and denominator in a calculation.