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last two digits of 83^83^84^84 ?

- 13 Comments
- @D.Uchiha using remainders is one way to go. OR.. you ca.... 12 Sep.
- so using remainders.. first find the last two digits of 8.... 12 Sep.

@D.Uchiha

using remainders is one way to go. OR.. you can use the eulers theorem ... to solve using remainders go thru this link ->

http://www.quantexpert.co.in/qenotes/quantnotes/numbers/44-secondlast-digit-of-any-power.html... for eulers..

http://www.princeton.edu/~achaney/tmve/wiki100k/docs/Euler_s_theorem.html...

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@jain4444
40,427

42 cubes of side 1cm are glued together to form a solid cuboid.if the perimeter of base of the cuboid is 18cm then find the number of possible heights (height being integer) ?

- 7 Comments
- 3 cm!! (7,2) = 14 cubes per layer. 30 Aug.
- 1. 30 Aug.