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@Achyut_2013 said in #4:

all the multiples of 9, the digits of the numbers always add up to 9.
Prove it. (Don't give just examples.)

@Achyut_2013 said in #4: > all the multiples of 9, the digits of the numbers always add up to 9. Prove it. (Don't give just examples.)

Science is not the only way to truth .

Science is not the only way to truth .

@EmY48 said in #52:

Science is not the only way to truth .
Yeah, philosophy is.

@EmY48 said in #52: > Science is not the only way to truth . Yeah, philosophy is.

@AbhirupPal said in #51:

Prove it. (Don't give just examples.)
of course I will give examples: (and I meant all the numbers which is multiple of 9 digits will be 9/multiples of 9)
9 x 200= 1800, 1+8+0+0=9
9 x 100= 900, 9+0+0= 9
9 x 210= 1890, 1+8+9+0= 18, which is multiple of 9
9 x 1059245= 9533205, 9+5+3+3+2+0+5= 27, which is multiple of 9
you still not convinced? you try examples

@AbhirupPal said in #51: > Prove it. (Don't give just examples.) of course I will give examples: (and I meant all the numbers which is multiple of 9 digits will be 9/multiples of 9) 9 x 200= 1800, 1+8+0+0=9 9 x 100= 900, 9+0+0= 9 9 x 210= 1890, 1+8+9+0= 18, which is multiple of 9 9 x 1059245= 9533205, 9+5+3+3+2+0+5= 27, which is multiple of 9 you still not convinced? you try examples

@ssmacherla said in #53:

Yeah, philosophy is.
I said the only, important distinction.

@ssmacherla said in #53: > Yeah, philosophy is. I said the only, important distinction.

@Achyut_2013 said in #54:

of course I will give examples: (and I meant all the numbers which is multiple of 9 digits will be 9/multiples of 9)
9 x 200= 1800, 1+8+0+0=9
9 x 100= 900, 9+0+0= 9
9 x 210= 1890, 1+8+9+0= 18, which is multiple of 9
9 x 1059245= 9533205, 9+5+3+3+2+0+5= 27, which is multiple of 9
you still not convinced? you try examples
I know it works but examples do not prove anything. For proving with examples you need to check ALL multiples of 9 . Look the proof up in the internet, it has congruent symbol which are difficult to type in chat. You would need some prerequisite of modular arithmetic(number theory).
Good luck!

@Achyut_2013 said in #54: > of course I will give examples: (and I meant all the numbers which is multiple of 9 digits will be 9/multiples of 9) > 9 x 200= 1800, 1+8+0+0=9 > 9 x 100= 900, 9+0+0= 9 > 9 x 210= 1890, 1+8+9+0= 18, which is multiple of 9 > 9 x 1059245= 9533205, 9+5+3+3+2+0+5= 27, which is multiple of 9 > you still not convinced? you try examples I know it works but examples do not prove anything. For proving with examples you need to check ALL multiples of 9 . Look the proof up in the internet, it has congruent symbol which are difficult to type in chat. You would need some prerequisite of modular arithmetic(number theory). Good luck!

Fact : TYPEWRITER is the longest word that can be made on keyboard with letters only in a single row.
( TYPEWRITER is in the first row, check it out . )

Fact : TYPEWRITER is the longest word that can be made on keyboard with letters only in a single row. ( TYPEWRITER is in the first row, check it out . )

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