0:00 Introduction
0:46 Finding xy
1:09 (i) x^3+y^3
1:53 (ii) x^4+y^4
2:56 (iii) x^5+y^5

Suppose that the values of x+y and x^2+y^2 are given. Using these two values, can you find the values of x^3+y^3, x^4+y^4, and x^5+y^5? Of course you can, if you're familiar with socalled x+y and xy method.

#algebra #polynomials #PolynomialExpansion #PolynomialAlgebra



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