Math, asked by shikhaacharya485, 7 months ago

5. Find the sum without actual addition,
(a) 1 + 3
(b) 1 + 3 + 5 + 7
(c) 1 + 3 + 5 + 7 + 9 + 11
(d) 1 + 3 + 5 + 7 + 9 + 11 + 13.

Answers

Answered by jennilister1981

1

1 - 4 2 - 16 3- 36 4 - 49

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