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# what is the formula of (a-b) whole cube?

Asked by Tafesh Mohammed(SRI VIJAY VIDYASHRAM) , on 20/1/13

Posted by ramandeep.singhon 21/1/13

This conversation is already closed by Expert

(a-b)3 = a3 - 3a2b + 3ab2 -b3

Posted by Muzaffer Soofi(INTERNATIONAL INDIAN SCHOOL) on 10/8/09

THANKS

Posted by Muzaffer Soofi(INTERNATIONAL INDIAN SCHOOL) on 10/8/09

(a-b)3=a3-3a2b+3ab2-b3

Posted by Ayesha Naikodi(KENNEDY HIGH THE GLOBAL SCHOOL) on 10/8/09

(a-b)3= a3-3a2b+3ab2-b3

Posted by Yaan Shinghania(Delhi Public School) on 15/8/09

(a+b)3 =  a3 +b3+3a2b +3ab2

Posted by Abhi Nn(Kendriya vidyalaya,Madurai) on 26/2/11

(a+b)3 = a3 + 3a2b +3ab2 + b3

- (a+b)3 = - (a3 + 3a2b +3ab2 + b3)

therefore, (-a-b)3 = -a3 - 3a2b - 3ab2 - b3  -bro.....hop tizz helps bt try nt 2 rest ur brain

Posted by sharan.kumaran...on 16/9/11

very gd

Posted by Rohan Trivedi(WOODBINE FLORET PUBLIC SCHOOL) on 16/10/11

demag kharab ha ap sab ka

Posted by umer053...on 19/10/11

a3-b3+2a

Posted by Ujjawalon 9/8/12

(a-b) 3  = a - 3a 2 b + 3ab 2  -b 3

Posted by Renisha Fernandes(OUR OWN ENGLISH HIGH SCHOOL) on 11/8/12

(a-b)= (a-b) (a-b)2  =(a-b) ( a2 + b2 -2ab) = a(a2 + b2 - 2ab) -b (a2 +b2 -2ab) =

Posted by Moonisha(ADITYA VIDYASHRAM) on 19/8/12

(a-b)   3   = a   - 3a   2   b + 3ab   2   -b   3

Posted by Roshini Chandra Saker(THE ASHOK LEYLAND SCHOOL) on 2/9/12

a3-b3+3ab(a-b)

Posted by Cute Pragnya(DAV Public School) on 19/9/12

(a-b)3=a3-3a2b+3ab2-b3

Posted by Shivanjali Arya(KENDRIYA VIDYALAYA NO 1) on 22/9/12

(a-b)3=a3-3a2b+3ab2-b3

this is (a-b)

Posted by Ms Surya(PRABHU DAYAL PUBLIC SCHOOL) on 20/10/12

(a-b) = a3-3a2b+3ab2-b3

Posted by sunitasundari(Jubilee Hills Public School) on 27/10/12

aaaa !!! xamz khatm ho gaye kya???

Posted by Sonia Pradhan(DAV PUBLIC SCHOOL) on 27/10/12

Posted by Renisha Fernandes(OUR OWN ENGLISH HIGH SCHOOL) on 28/10/12

hello

Posted by Syeda Zunera Naqvi(latif niazi memorial higher secondary school) on 18/11/12

what is the whole cube of two rootover two and x 3

Posted by Swagotaon 28/11/12

1

Posted by Siddhant(MODERN SCHOOL) on 6/12/12

[a-b]=a3 -3a2+3ab2-b2

Posted by Mohit Kumar(NAVA JYOTHI HIGH SCHOOL) on 11/12/12

(a-b) = (a)3+ (-b)3-3*a*b*(a-b)

= a3 -b3 -3a2b +3ab2

Posted by V Sukram(kendriya vidyalaya no.1) on 22/12/12