$x^{2} = 11 + 2 \sqrt{30}$ এবং $y^{2} + \frac{1}{y^{2}} = 38, y > 0$ .

প্রমাণ কর যে, $x^{3} + \frac{1}{x^{3}} = 42 \sqrt{6}$ .

dsuc.created: 5 days ago | dsuc.updated: 5 days ago

dsuc.updated: 5 days ago

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