Question

HELP PLEASE!
(note: the ~ symbol is representing a square root sign)
Help please. (need to simplify it and assume all variables are real numbers)

^3~27(x+3)^3=

I came up with:
9x^2+3~3+9~3(x+3)

Answer 1

@Hoa did I do it correctly?

Answer 2

Satellite! thank goodness... HELP PLEASE?

Answer 3

\[\sqrt[3]{27(x+3)^3}=3(x+3)\]

Answer 4

what did I do wrong? :(

Answer 5

the three is the "index" it means the cubed root

Answer 6

ohhhhh.. *slaps forehead*

Answer 7

the cubed root of 27 is 3, because \(3^3=27\)

Answer 8

and the cubed root of \((x+3)^3\) is \(x+3\) because... because \((x+3)^3=(x+3)^3\)

Answer 9

Thanks for EXPLAINING. :)