Pyetja
Hap kllapat dhe thjeshto shprehjet e mëposhtme:
- $(x + 3)(x + 4)$
$x(x + 4) + 3(x + 4)$
$= x^{....} + .......x + .......x + .......$
$= x^{....} + .......x + 12$ - $(x + 5)(x - 3)$
$x(x - 3) + 5(x - 3)$
$= x^{....} - .......x + .......x - .......$
$= x^{....} + .......x - .......$ - $(x - 2)(x - 6)$
