When I typed in
6^-1 mod 49 in Wolfram|Alpha, it gave me an answer of 41. Link here
If I type the same thing as (1/6) mod 49 , I don't see 41 any more. Why is this happening ?Link here
A Related question :
How is the answer to 6^-1 mod 49 , 41 in the first place ?
A small change in the above question :
If the question is find , 9^-2 mod 49, what are the steps to find the answer ?