Question

Use Euclid's division lemma to show that the square of any positive integer is either of the form 3m or 3m+1 for some integer m.

Answer 1

@mayankdevnani

Answer 2

Well,seriously i forgot how to solve this !
But i can help you.
Go through this:-
http://ncerthelp.com/text.php?contype=Exercise%201.1&class_id=10&sub_id=M&chapter_id=CH1&q_no=4

Answer 3

Question no.4 will help you !

Answer 4

Thanks:)

Answer 5

if not,try this
http://www.meritnation.com/ask-answer/question/use-euclid-s-division-lemma-to-show-that-the-square-of-any/real-numbers/1221882

Answer 6

it's better !

Answer 7

kahi pr bhi dikkat ho,mujhe bata dena

Answer 8

Oh!I was applying the same method,bas mene separate cases nh liye the...m ki constant value rakhi thi..so I got confused:(
I got it now...thanks:)

Answer 9

great !

Answer 10

bas aapka ahirwad h:P

Answer 11

jeeto raho beti :D

Answer 12

LOL..shukriya

Answer 13

koi naa !
bas padai karo
aur mera last wish fulfill kr do

Answer 14

Last wish?

Answer 15

parpoti/parpota

Answer 16

LOL
sorry dadaji..apki wish poori nh ho sakti..:(
bw parpoti parpota ka padhai se kya relation h?:P

Answer 17

tum nahi samjogi !
main marne se pehle main apne parpota/parpoti ko khelta hua dekhna chahta hoon !

Answer 18

tum nahi samjo gi ek bude ka dard

Answer 19

LMAO

Answer 20

bas ab close karo question ko

Answer 21

LOL okay