Question

represent 2.1212........... in p/q form where q​

Answer 1

2.1212 x 10000
---------
1 x 10000


=21212/10000

Answer 2

Step-by-step explanation:

Let x = 2.1212..... -------> (1)

100 x = 212.121212...... -------> (2)

equation (2) - equation (1)

100x = 212.1212.....

( _) x = 2.1212......

...................................................

99x = 210.0000.....

.........................................................

99x = 210

x = 210/99