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Grade 11Algebra

Find the coefficient of x^5 in (1-x+x^2+x^3)^5?A. 0B.-1C.1D.none of these

Profile image of Rakhohari Mazumdar
9 Years agoGrade 11
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1 Answer

Profile image of Saurabh Koranglekar
6 Years ago
Dear student

There must be sign changes in the equation given, either we would be able to factorize or form a GP. Kindly check

If not, use ( A+B) grouping

Regards