steve jobs
17/03/2017 at 14:19-
Dung Trần Thùy 18/03/2017 at 18:54
Hi Steve Jobs! First; you can see : 3 . 5 = 15 ; 33 . 35 = 1155;
333 . 335 = 111555, ... It's the first step to solve ur problem.
Now, we have to prove that expression equal 333...3 . 333....5.
We have :
\(111...11111111111555...555555555\)
( 2002 1s) (2002 5s)
=111.....11000....0 + 555.......5
( 2002 1s) (2002 0s) (2002 5s)
= 1111.....111 . ( 10000...000 + 5 )
( 2002 1s) ( 2002 0s)
= 111....111 . 10000...00005
( 2002 1s) (2001 0s )
= 1111...1111 . ( 3 . 333...33335 )
( 2002 1s) (2001 3s )
= 333......3333 . 333333...3335
( 2002 3s) ( 2001 3s )
The sum of these 2 numbers is 6666......68
(2002 6s)
Sorry if my English is bad :>
steve jobs selected this answer. -
Lê Anh Tú 25/03/2017 at 22:18
Hi Steve Jobs! First; you can see : 3 . 5 = 15 ; 33 . 35 = 1155;
333 . 335 = 111555, ... It's the first step to solve ur problem.
Now, we have to prove that expression equal 333...3 . 333....5.
We have :
111...11111111111555...555555555111...11111111111555...555555555
( 2002 1s) (2002 5s)
=111.....11000....0 + 555.......5
( 2002 1s) (2002 0s) (2002 5s)
= 1111.....111 . ( 10000...000 + 5 )
( 2002 1s) ( 2002 0s)
= 111....111 . 10000...00005
( 2002 1s) (2001 0s )
= 1111...1111 . ( 3 . 333...33335 )
( 2002 1s) (2001 3s )
= 333......3333 . 333333...3335
( 2002 3s) ( 2001 3s )
The sum of these 2 numbers is 6666......68
(2002 6s)
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FA KAKALOTS 03/02/2018 at 12:46
Hi Steve Jobs! First; you can see : 3 . 5 = 15 ; 33 . 35 = 1155;
333 . 335 = 111555, ... It's the first step to solve ur problem.
Now, we have to prove that expression equal 333...3 . 333....5.
We have :
111...11111111111555...555555555
( 2002 1s) (2002 5s)
=111.....11000....0 + 555.......5
( 2002 1s) (2002 0s) (2002 5s)
= 1111.....111 . ( 10000...000 + 5 )
( 2002 1s) ( 2002 0s)
= 111....111 . 10000...00005
( 2002 1s) (2001 0s )
= 1111...1111 . ( 3 . 333...33335 )
( 2002 1s) (2001 3s )
= 333......3333 . 333333...3335
( 2002 3s) ( 2001 3s )
The sum of these 2 numbers is 6666......68
(2002 6s)
Sorry if my English is bad :>
-
NGUYỄN SANH KIÊN 18/03/2017 at 06:32
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