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प्रश्न
Express 49 as the sum of 7 odd numbers.
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उत्तर
We know that the sum of first n odd natural numbers is n2.
49 = (7)2
Therefore, 49 is the sum of the first 7 odd natural numbers.
49 = 1 + 3 + 5 + 7 + 9 + 11 + 13
संबंधित प्रश्न
Observe the following pattern and supply the missing number.
112 = 121
1012 = 10201
101012 = 102030201
10101012 = _____
____2 = 10203040504030201.
How many numbers lie between squares of the given numbers?
12 and 13
How many numbers lie between squares of the following numbers?
99 and 100
64 is the square number of __________
A number multiplied by _________ is called square of that number
Fill in the blank box.
1, 3, 6, _______, 15, _______, 28
The sum of first six odd natural numbers is ______.
The sum of first n odd natural numbers is n2.
Express 81 as the sum of first nine consecutive odd numbers.
