SOLUTION: how to show some number is a rational number??
example..
a) 2.01414141414......
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Question 459062: how to show some number is a rational number??
example..
a) 2.01414141414......
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
..... =
.....
Looking only at the .....
I'll say:
(1) .....
(2) .....
Subtract (1) from (2)
(2) .....
(1) .....
Now I can say:
..... =
..... =
..... =
It is rational
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