BASIC LAWS OF SURDS
Number system of Class 9
e.g. (A) (B)
(ii) [Here order should be same]
but, [Because order is not same]
1st make their order same and then you can multiply.
(v) [Important for changing order of surds]
e.g. make its order 6, then .
e.g. make its order 15, then .