Answer :
Here it is, step by step:
[tex]5 \sqrt{164} =5 \sqrt{4*41} =5*2 \sqrt{41} =10 \sqrt{41} [/tex]
The first step is to break 164 down into 4*41.
[tex]5 \sqrt{164} =5 \sqrt{4*41} =5*2 \sqrt{41} =10 \sqrt{41} [/tex]
The first step is to break 164 down into 4*41.
