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JEEMAIN and NEET
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Mathematics
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Class11
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Sequence and Series
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The sum of three terms of a strictly increasing GP is $\alpha S$ and sum of their squares is $S^{2}$. $\alpha^{2}$ lies in
$(a)\;(\frac{1}{3},2)\qquad(b)\;(\frac{1}{3},3)\qquad(c)\;(1,2)\qquad(d)\;None\;of\;these$
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