CBSE Class 9 Answered
Factorise
Asked by | 31 Jul, 2008, 04:34: PM
Expert Answer
find (a2 - b2)3
(a2 - b2) .(a2 - b2).(a2 - b2)=a^6-3a^4b^2+3a^2b^4-b^6
simillarly we can get (b2 - c2)3
and
(c 2- a2)3
now when we will add these three we wil get 3a^4(c^2-b^2) + 3b^4(a^2-c^2)+3c^4(b^2-a^2)
Answered by | 05 Aug, 2008, 12:42: AM
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