# How do you simplify #sqrt[81x^12y^8z^10]#?

##### 2 Answers

#### Explanation:

You can use the following rule:

In order to see how to simplify

Remember that

In other words, square rooting an expression with an exponent **halves** the exponent.

Note: usually teachers will be fine with you skipping straight from

.

#### Explanation:

There are two simple Exponents rules we need to know to answer this question

1)

2)

Based on the first rule,

Based on the second rule, we write the above expression as