Answer:
Please delete this I accidentally did this
Step-by-step explanation:
Given:
The expression is
.
To find:
The position of parentheses inserted in the expression to get the value 19
Step-by-step explanation:
We have,

Now,




There are more ways to apply the parenthesis, but we do not get 19.



And many more possibilities.
Therefore, the expression after inserting the parentheses is
.
Answer:
tu debes de saber por qué si yo lo sé tú también no es verdad
Answer:
http://www.calcul.com/show/calculator/recurring-decimal-to-fraction?i=0.02...
Step-by-step explanation: