Question

3.3× = 9.9 5 equação exponencial

Answer 1

Resposta:

$3.3^x=9.9^5\\ \\ 3.3^x=3^2.3^{2(5)}\\ \\ 3.3^x=3^2.3^{10}\\ \\ 3^{1+x}=3^{2+10}\\ \\ 3^{1+x}=3^{12}\\ \\ 1+x=12\\ x=12-1\\ x=11\\ \\ S=\{11\}$