Question

me ajudem por favor ​

Answer 1

Explicação passo-a-passo:

33)

0,41...=x(100)

41,41...=100x

100x-x=41,41...-0,41...

99x=41

x=41/99

0,59=x(100)

59,59...=100x

100x-x=59,59...-0,59...

99x=59

x=59/99

41/99+59/99

41+59/99

100/99

1,01...

Opção "D"

34

0,33...=x(10)

3,3...=10x

10x-x=3,3...-0,3...

9x=3

x=3/9

0,44...=x(10)

4,4...=10x

10x-x=4,4...-0,4...

9x=4

x=4/9

3/9*√4/9

3/9*2/3

6/27

6/27(÷3)

2/9

0,2...

Opção "B"