From the top of a roller
coaster, 60 yards above the ground, a rider
looks down and sees the merry-go-round and
the Ferris wheel. If the angles of depression are
11° and 8° respectively, how far is the rider
from the merry-go-round? How far is the rider
from the Ferris wheel?

overpriced

step-by-step explanation:

you already gave the answer

step-by-step explanation:

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