Which of the following are in simplest radical form? Choose all correct answers. 1. 2. 3. 3 4. 5. 6. 7. 6 8. 4

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

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734