Question

The identity used in column method while finding the square of two digit number is

Answer 1

Answer:

when any body say u to squaring 45,35,25,15 like this no. then,

Step-by-step explanation:

25×25= aapkkoo 2ke niche 2 aaye ga or 5 ke niche 5 tb 5×5 =25 or 2×2 mese kisi ka ek dijit badha dijiye ga tb2×3 =6 then ans. 625 35×35=1225