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Vector Algebra

JEE Main 2022 (Online) 27th July Evening Shift

INTEGER+4 / -12022

ধর \(\overrightarrow a ,\overrightarrow b\) ও \(\overrightarrow c\) হল তিনটি অসমতলীক ভেক্টর, এবং \(\overrightarrow a \times \overrightarrow b = 4\overrightarrow c ,\overrightarrow b \times \overrightarrow c = 9\overrightarrow a\) ও \(\overrightarrow c \times \overrightarrow a = \alpha \overrightarrow b ,\alpha > 0\) । যদি \(|\overrightarrow a | + |\overrightarrow b | + |\overrightarrow c | = {1 \over {36}}\) হয় তবে \(\alpha\) সমান হবে _______________।

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