ques. Without actual addition, find the sum of the following:
a) 1+3+5+79+11
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0
Answer:
99 is the answer. It was very simple
Answered by
1
Formula is n square
Where n is number of terms
1+3+5+7+9+11
Number of terms = n = 5
Answer = 5 square = 25
Where n is number of terms
1+3+5+7+9+11
Number of terms = n = 5
Answer = 5 square = 25
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