Răspuns :

Explicație pas cu pas:

[tex]a)2 \times 2 \times 2 \times 2 \times 2 \times 2 \times 2 = {2}^{7} \\ b)3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 \times 3 = {3}^{20} \\ c)5 \times 5 \times 5... = {5}^{100} [/tex]