Question

I need an answer fast!! Somebody please help me??

Answer 1

The answer is 20x^18 which is the last option.

Answer 2

We need to factor √(400x^36)
√(400x^36) = √400 √x^36

√400 = 20
√x^36 = x^18

So √400 * √(x^36) = 20(x^18) (Answer d)

Hope this helps! :)