Find the number of term in the expension of (1+2x+x^2)^20
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(1+2x+x²)^20
[(1+x)²]^20
(1+x)^40
Here n=40
As, n=40
Therefore, number of terms in the expression is 41 (Ans)
[(1+x)²]^20
(1+x)^40
Here n=40
As, n=40
Therefore, number of terms in the expression is 41 (Ans)
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