Raths wrote:

What is the tens digit of 6^17?

(A) 1

(B) 3

(C) 5

(D) 7

(E) 9

IF you are able to identify the pattern you should be good, I find this approach i fool proof one

6

36216

1296

7776

46656

xxxx36Now after that point you need not solve, as tens digit will be same after

this, After every 5th term the series will start again

Remove the first term 6 from the series, you will be left with 16 terms, making, 3 as the correct answer

B

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If you notice any discrepancy in my reasoning, please let me know. Lets improve together.

Quote which i can relate to.

Many of life's failures happen with people who do not realize how close they were to success when they gave up.