Question

اذا كان :
A equals open square brackets table row 1 2 row 3 4 end table close square brackets space comma space B equals open square brackets table row 5 6 row 7 8 end table close square brackets
فإن A-B  يساوي
open square brackets table row cell negative 4 end cell cell negative 4 end cell row cell negative 4 end cell cell negative 4 end cell end table close square brackets
open square brackets table row 4 4 row 4 4 end table close square brackets
open square brackets table row cell negative 1 end cell cell negative 1 end cell row cell negative 1 end cell cell negative 1 end cell end table close square brackets
open square brackets table row 1 1 row 1 1 end table close square brackets

Answer 1

A - B يساوي:
[egin{bmatrix} 1 & 2  3 & 4 end{bmatrix} - egin{bmatrix} 5 & 6  7 & 8 end{bmatrix} = egin{bmatrix} -4 & -4  -4 & -4 end{bmatrix}]