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সূত্রের সাহায্যে ঘন নির্ণয় কর: $2x^2+3y^2$

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প্রদত্ত রাশির ঘন $\left(2x^2+3y^2\right)^3$

$=\left(2x^2+3y^2\right)^3$

$=\left(2x^2\right)^3$$+3\cdot\left(2x^2\right)^2\cdot3y^2$$+3\cdot2x^2\cdot\left(3y^2\right)^2$$+\left(3y^2\right)^3$

$=8x^6+9y^2\cdot4x^4$$+6x^2\cdot9y^4$$+27y^6$

$=8x^6+36x^4y^2+54x^2y^4+27y^6$ [Answer]

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