Algebra 1Challenge ShareAlgebra 1 · Challenge problemFind the coefficient of x2x^{2}x2 in (1+x+x2)(1−x+x2)(1+x)\;(1+x+x^{2})(1-x+x^{2})(1+x)(1+x+x2)(1−x+x2)(1+x).Check Show answer Walk through it step by step Practice more like this