PROBLEM SOLVING - tempat bertanya PR Kaskuser (SD, SMP, SMA) - Part 2
mohon bantuan gan jika http://latex.codecogs.com/gif.latex?A&space;=&space;\begin{pmatrix}&space;3&space;&&space;6&space;\\&space;7&space;&&space;2&space;\end{pmatrix} , maka nilai x yang memenuhi persamaan http://latex.codecogs.com/gif.latex?\begin{vmatrix}&space;A&space;-&sp...