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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
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संबंधित प्रश्न
Without adding, find the sum:
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19
Without adding, find the sum:
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23
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