Parsing algebraic expressions is always a pain ... The second parse returns a full expression to produce: (2+(4*2)). If that was too fast, read the post which has a nice flowchart and an example ...

Microsoft PowerToys Cheat Sheet: How to Get It ... simple search and replace or more powerful regular expression matching are added to your toolset for the bulk renaming process.

A polynomial is an algebraic expression involving many terms and can be factorised using long division or synthetic division. Laws of logarithms and exponents Revise what logarithms are and how to ...