Question

Express square of 11 as sum of two consecutive natural numbers

Answer 1

Answer:

121 = 100+ 21 you mean this

Answer 2

Answer:

11 Odd no

11 square = 121

121-1=120

120/2=60

1st no 60

2nd no=60+1=61

To check-

60+61=121

Step-by-step explanation:

Fourmula

Take no as n

Step 1

n-1 (if odd) and then n-1/2

n/2 (if even)

take answer as m

m is the first number

m+1 is th e second no