Question

HELP ! TOTALLY CONFUSED !!
Simplify –(3ab^2)^–3

Answer 1

\[x^{(-n)} = \frac{ 1 }{ x^{n} }\]

Answer 2

what ? o.O

Answer 3

this is

\[\frac{ -1 }{(3ab^{2})^{3} }\]

it can be simplified more though

Answer 4

use law of exponents

Answer 5

would it be : \[\frac{ -1 }{ 27a^3b^6 }\]

Answer 6

yes :)

Answer 7

thanks ! :D