Grade 12th passAlgebra
find the coefficient of x10 in the expansion of (1+x+x2+x3+x4)-2
find the coefficient of x10 in the expansion of (1+x+x2+x3+x4)-2
1 Answer
Arnav Prasad
Coefficient of X10 = Zero.
It is written as 1 / (1+x+x2+x3+x4)2
If you look at it’s degree, it is x0.
x10 therefore can not exist in any ways.
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