Step 1:

The expression is .

Use the property of exponent : .

Cancel common terms.

Solution :

.

Step 1:

The expression is .

Distributive property of Square root : .

Rewrite the expression

Distributive property of Square root : .

Cancel the common terms.

Distributive property of Square root : .

.

Option (E) is the correct answer.

Solution :

.

The radical expression is .

Distributive property of Square root : .

Cancel the common terms.

Distributive property of Square root : .

Distributive property of Square root : .

Distributive property of Square root : .

Definition of Square root : where .

Option (E) is the correct answer.

Solution :

Step 1:

The expression is .

Definition of Square root : where .

Distributive property of Square root : .

Option (A) is the correct answer.

Solution :