If the coefficients of the middle terms in the binomial expansions of \((1+\alpha x{)}^{26}\) and \((1-\alpha x{)}^{28},\alpha \neq 0\), are equal, then value of \(\alpha\) is:

[JEE Main 2026, 6 Apr (Shift 1)]

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If the coefficients of the middle terms in the binomial expansions of \((1+\alpha x{)}^{26}\) and \((1-\alpha x{)}^{28},\alpha \neq 0\), are equal, then value of \(\alpha\) is:

[JEE Main 2026, 6 Apr (Shift 1)]

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