If (1+x+x^2)^n=a0+a1x+a2(x^2)+....+a2nx(x^2n) then the value of a0+a3+a6..... is?
If (1+x+x^2)^n=a0+a1x+a2(x^2)+....+a2nx(x^2n) then the value of a0+a3+a6..... is?
Shadow , 12 Years ago
Grade 11
Algebra> binomial-theorem...
1 AnswersUjjawal Arya
its so easy.....................
just put x=1;x=w;x=w^2; in 3 different steps & add all of them to get the required result
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