Without adding find the sum of 1+3+5+7+9+11+13.

1.	Without adding find the sum of 1+3+5+7+9+11+13.
Answer» If you want to check take number as me as your choice but all number are in odd or in sequence. in my question you will observe that all numbers are odd and in sequence and i give only 7 number so we square 7 and will get answer 49. How 49

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