Question

express 81 as 2 consective number

Answer 1

Answer:

81/2= 40.5

Step-by-step explanation:

ask me brilliant answer

Answer 2

Answer:

SEE YOUR ANSWER

Step-by-step explanation:

Given 81 can be written as 9²

According to the property of perfect square, for any natural number n, we have sum of first n odd natural number = n²

Expressing 81 as a sum of 9 odd number, we get

81 = 9²

HERE n = 9

By applying the law 81 = (1+3+5+7+9+11+13+15+17)

HOPE YOU HELP THIS!

MARK ME AS BRAINLIST