Question Number 8647 by tawakalitu last updated on 19/Oct/16
Commented by tawakalitu last updated on 19/Oct/16
$$\mathrm{please}\:\mathrm{reduce}\:\mathrm{the}\:\mathrm{following}\:\mathrm{into}\:\mathrm{echelon} \\ $$$$\mathrm{form}.\:\mathrm{the}\:\mathrm{above}\:\mathrm{equation}. \\ $$