At a party three friends Ashley Cole and Lauren shared a big tub of popcorn. Within 30 min the tub was empty. Ashley ate 7/24, of the tub while Lauren ate only 1/8 of the tub. How much did Cole eat?

answer: 10 meter

step-by-step explanation:

need details

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb