JEE MAIN - Mathematics Hindi (2020 - 6th September Evening Slot - No. 16)

यदि $$\alpha $$ और $$\beta $$ समीकरण के मूल हैं
2x(2x + 1) = 1, तो $$\beta $$ का मान है:
$$ - 2\alpha \left( {\alpha + 1} \right)$$
$$ 2\alpha \left( {\alpha + 1} \right)$$
$$2{\alpha ^2}$$
$$ 2\alpha \left( {\alpha - 1} \right)$$

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