PrecalculusChallengeSequences, Series, and the Binomial Theorem ShareSequences, Series, and the Binomial Theorem · Challenge problemFind the coefficient of x y2z3x\,y^2z^3xy2z3 in the expansion of (x+2y+3z)6(x+2y+3z)^6(x+2y+3z)6.Check Show answer Walk through it step by step Practice more like this Review this concept