If the sum of the coefficients in the expansion of (p^2x^2 - 2px + 1)^51 vanishes, then the value of p is equal to

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answered Nov 16, 2017 by Ranjit (3,065 points)

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If the sum of the coefficients in the expansion of (p^2x^2 - 2px + 1)^51 vanishes, then the value of p is equal to

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