LAM 1 Mod 6 Question 2.

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

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative

it has to have an angle of 90 degrees