Math, asked by Sanjana111111, 1 year ago

Hey..Guys plzz help......

A positive integer n when divided by 9 gives 7 as a remainder. What will be the remainder when (3n-1) is divided by 9??

cmmahore: value of 'n' will be 63. and 3n-1 will be 3*63-1=188 and then dividing it, will be 9 divided by 188 now you can find

Sanjana111111: okk tysm

Answers

Answered by rohitkumargupta

HELLO DEAR,

GIVE THAT :-

A POSITIVE INTEGER n WHEN DIVIDED By 9 GIVES 7 As A REMAINDER

let a be the quetient

N = 9a +7

3n-1 is divided by 9

now, 3n-1= 3(9a+7)-1

b=27a + 21-1

=27a +20 = 27 a + 18 + 2

= 9( 3a + 6) + 2 when divided by 9

Remainder = 2.

I HOPE ITS HELP YOU DEAR,
THANKS

Answered by Anonymous

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