SOLUTION: I don't know if I wrote this problem correct, but here goes: Simplify the cube root. 3 is the cube root and then the square root symbol of 729. If anyone can understand what I wro

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Question 152267This question is from textbook Intermediate Algebra
: I don't know if I wrote this problem correct, but here goes:
Simplify the cube root. 3 is the cube root and then the square root symbol of 729. If anyone can understand what I wrote, please help me.This question is from textbook Intermediate Algebra

Answer by jim_thompson5910(28715) (Show Source):
You can put this solution on YOUR website!
You can use a calculator to calculate this problem in one step, but here's an algebraic way to do it:

Start with the given expression.

Rewrite 729 as . Note:

Take the cube root of 9 cubed to just get 9. Note the cube root of anything cubed is itself (ie

So