49^11:7^11+7^13:7=8x7^11


Răspuns :

Gasesti solutia in poza.
Vezi imaginea АНОНИМ

49¹¹ ÷ 7¹¹+7¹³÷7= 8 × 7¹¹

(49÷7)¹¹+7¹³÷7=

= 7¹¹ + 7¹² = 8× 7¹¹

= 7¹¹×(1+7) = 8×7¹¹

= 7¹¹ × 8 = 8 × 7¹¹

Adevarat !