If the sum of the coefficients in the expansion of \[{{({{\alpha }^{2}}{{x}^{2}}-2\alpha \text{ }x+1)}^{51}}\]vanishes, then the value of \[\alpha \] is [IIT 1991; Pb. CET 1988]

If the sum of the coefficients in the expansion of \[{{({{\alpha }^{2}

1.	If the sum of the coefficients in the expansion of \[{{({{\alpha }^{2}}{{x}^{2}}-2\alpha \text{ }x+1)}^{51}}\]vanishes, then the value of \[\alpha \] is [IIT 1991; Pb. CET 1988]
A.	2
B.	?1
C.	1
D.	? 2
Answer» D. ? 2

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If the sum of the coefficients in the expansion of \[{{({{\alpha }^{2}}{{x}^{2}}-2\alpha \text{ }x+1)}^{51}}\]vanishes, then the value of \[\alpha \] is [IIT 1991; Pb. CET 1988]

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