Question

What is cremers rule?​

Answer 1

Cramer's rule is an explicit formula for the solution of a system of linear equations with as many equations as unknowns, valid whenever the system has a unique solution.

Answer 2

Answer:

Cramer's rule is an explict formula for the solution of a system of linear equation and unknowns valid whenever the system has a unique solution.

... Cramer's rule implement in a nive way is computationally inefficent for system or more than two ar three equation.