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प्रश्न
Express 49 as the sum of 7 odd numbers.
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
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संबंधित प्रश्न
Observe the following pattern and find the missing digits.
112 = 121
1012 = 10201
10012 = 1002001
1000012 = 1 ______ 2 ______ 1
100000012 = ______
Using the given pattern, find the missing numbers.
12 + 22 + 22 = 32
22 + 32 + 62 = 72
32 + 42 + 122 = 132
42 + 52 + _ 2 = 212
52 + _ 2 + 302 = 312
62 + 72 + _ 2 = __2
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To find pattern:
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Express 121 as the sum of 11 odd numbers.
How many numbers lie between squares of the given numbers?
12 and 13
How many numbers lie between squares of the given numbers?
25 and 26
How many numbers lie between squares of the following numbers?
99 and 100
64 is the square number of __________
1, 3, 6, _______, 15, _______, 28
The sum of first six odd natural numbers is ______.
The perimeters of two squares are 40 and 96 metres respectively. Find the perimeter of another square equal in area to the sum of the first two squares.
