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(1+2x+3x^2)^10=a1+a2+.........a20. then a1 = Then find a1, a2 , a4 ,a20

(1+2x+3x^2)^10=a1+a2+.........a20. then a1 =
Then find a1, a2 , a4 ,a20
 

Grade:11

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4407 Points
4 years ago
first put x=1 and then x=-1 w and w^2 subtract then to get answer

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