Question

find the square of the flowing numbers using column method​

Answer 1

Answer:

where are the no.s friends

Answer 2

Answer:

1. Find the squares of the following numbers using column method. Verify the result by finding the square using the usual multiplication:

(i) 25

(ii) 37

(iii) 54

(iv) 71

(v) 96

Solution:

(i) 25

So here, a = 2 and b = 5

Column I Column II Column III

a2

4

+2

6

2ab

20

+2

22

b2

25

6 2 5

∴ 252 = 625