The number of Consecutive odd number will be
needed to obtain the summ of (7)cube is
a)5 b)6 c)7 d)None of these
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The number of Consecutive odd number will be
needed to obtain the summ of (7)cube is
a)5 b)6 c)7 d)None of these
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Step-by-step explanation:
If 1,3,5,7,9,11,…, (2n-1) are the odd numbers, then;
Sum of first odd number = 1.
Sum of first two odd numbers = 1 + 3 = 4 (4 = 2 x 2).
Sum of first three odd numbers = 1 + 3 + 5 = 9 (9 = 3 x 3).
Sum of first four odd numbers = 1 + 3 + 5 + 7 = 16 (16 = 4 x 4).
Answer:
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