Prove that `n^2-n` divisible by 2 for every positive integer n.

preview_player
Показать описание
This is the Solution of Question From RD SHARMA book of CLASS 10 CHAPTER REAL NUMBERS This Question is also available in R S AGGARWAL book of CLASS 10 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free

#rdsharmasolution #REALNUMBERS #rdsharmaclass10 #class10 #cbse #rdsharma #doubtnut

==== QUESTION TEXT ====

Prove that `n^2-n` divisible by 2 for every positive integer n.

=== DOWNLOAD DOUBTNUT TO ASK ANY MATH QUESTION ===

==== SCORE 100% WITH DOUBTNUT ====

Doubtnut App has video solutions of ALL the NCERT questions from Class 6 to 12 (including IIT JEE). You can also ask any Math question and get a video solution for FREE from a library of more than 1 Lakh Math Videos

==== FOLLOW US ON FACEBOOK ====

Doubtnut PAGE:

DOUBTNUT IIT JEE Group:

==== WATCH DAILY LIVE CLASSES ON YOUTUBE ====

5:30 PM - Class 9

6:30 PM - Class 10

7:15 PM - Class 11

8:15 PM - Class 12

9:15 PM - Class 13 (DROPPERS)
Рекомендации по теме
Комментарии
Автор

At 2:13 can any tell that which formula he putted so that equation came cause I can't understand

chinnakrishnarao
Автор

U took wrong... If we take 2 as common in case 1 then it shud be 2q[ 2q -1 ]

vinaynayak
Автор

1:11 bhai 2 common lena tha 2q nahi bracket mei

babitasingh
Автор

yuhe khaydeyte hai
not good explanation 1:28

ASHISHKUMAR-qwwt
Автор

Kehna kya chahte hai samajh hi nhi aa rha hai.

shivshambhuyadav
Автор

Not much good. Use your own brain note book solution

anjaligupta
Автор

how it can be divisible by 2 can u make me undestand in details this is also written in rd sharma

o_ishasontakke
Автор

Bakwaas hai, i didn’t understand anything !! 🤮🤮👎🏻👎🏻👎🏻

harshvardhan
Автор

Your answer is wrong you took wrong in taking common

padmagandla
Автор

U too wrong. If u don't know pls don't teach . Ok it is my order

ugdarkx
Автор

Wrong question hai 2 common lekar 2q-1 rahega

RajeshKumar-bkmw
Автор

Bukwaas lekhin thoda Samaj Aaya be clear enough bro

fouziyabeegum