In this case we have to simplify in order to find the correct expression.
Follow these steps and refer to the picture shown below to better understand the steps and to know how it was solved.
Step 1:
-Reduce the expression by cancelling the common factors
Step 2:
-Reduce the expression by cancelling the common factors
Step 3:
-Rewrite the expression
Step 4:
-Pull terms out from under the radical
Step 5:
-Simplify the expression
