sum of p odd nos is p^2. seper the thing int o fractions wid even n odd denoms. in the odd thing num will contain p-1 odd nos p-1 times in even thing take 2 out common u ll get p-1/2 odd nos n again even nos p-1/2. keep writin in terms of odd nos. (may sound long) bt once u get a genl sequence keep doin dis n ull get fract in wich num will contain odd nos only till p.
Moderation Team
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