Question

(w-1)³-216 suma o diferencia de cubos

Answer 1

Diferencia de cubo

(w-1)³-216

$(w-1)^{3} - 6^{3}$

$(w-1-6)[(w-1)^{2} +(w-1)6 + 6^{2}]$

$(w-7)[(w-1)^{2} +(w-1)6 + 36]$

$(w-7)[w^{2} -2w +1 +6w-6 + 36]$

$(w-7)[w^{2} +4w + 31]$