A box has a volume of 50 cubic cm and a width of 6 cm. A similar box has a width 12 cm. (a) Find the volume of the larger box.

(b)How many times bigger is the surface area of the larger box? ​

it is x=-4

step-by-step explanation:

13cm

step-by-step explanation:

(apex)

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