Question

sendo x = 0,313131... e y = 0,696969... então x + y vale:

Answer 1

A resposta é 1,010101

Answer 2

$0,313131... = \frac{31}{99} \\ \\ 0,696969... = \frac{69}{99} \\ \\ \frac{31}{99} + \frac{69}{99} = \frac{100}{99} =1,010101...$