2,5^3 . 2,5^5 = 2,5^3+5 = 2,5^8
2,9^7 : 2,9^3 = 2,9^7-3 = 2,9^4
Resposta:
A) 2,5^3 * 2,5^5 =3.814,697265625
B) 2,9^7 / 2,9^3 = 14.507,145975869
ou 3.814,6 e 14.507,14
