Science professions, Maths, professions such as mechanical and electronic engineering . Biology & chemistry. It can be used to model sound - all kinds of applications.
Which one of those matrices is more comfortable to sleep on?
Matrices are tools to solve linear equations. Engineers use matrices in solving electrical problems in circuits using Thevenin's and Norton's theories.
Only square matrices have inverses.
The question contains expressions, not equations. It is not possible to solve linear expressions - whether you use matrices or not.
The singular form of matrices is matrix.
Which one of those matrices is more comfortable to sleep on?
Matrices are tools to solve linear equations. Engineers use matrices in solving electrical problems in circuits using Thevenin's and Norton's theories.
how different professions use English language differently?
People in the sciences are the main professions that use scientific notation
No professions use order of operations. It is just a method of solving an equation.
Professions that do not use scientific notation are most anything outside the sciences.
pi did not use any professions! It was merely a number.
use mantel test
Unless your "everyday life" involves work in some area of engineering, you won't use matrices in your everyday life.
Only square matrices have inverses.
coordinator
The question contains expressions, not equations. It is not possible to solve linear expressions - whether you use matrices or not.