👤
Alex6860
a fost răspuns


[tex]13^{14 } \times 3 - 13^{13} \times 2 - 13 ^{12} [/tex]
Am si eu nevoie de ea pana maine !

Răspuns :

Rapunzel15
13^14 × 3 - 13^13 × 2 - 13^12 =

13^12 × (13^2 × 3 - 13 × 2 - 1) =

13^2 × (169 × 3 - 26 - 1) =

13^2 × (507 - 26 - 1) =

169 × 480 =

81 120
_______

Alte intrebari