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प्रश्न
Multiply: 6xy2 - 7x2y2 + 10x3 and - 3x2y3
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उत्तर
Product of 6xy2 - 7x2y2 + 10x3 and - 3x2y3
= - 3x2y3 (6xy2 - 7x2y2 + 10x3)
= - 3x2y3 × 6xy2 + (- 3x2y3) × (- 7x2y2 ) + (- 3x2y3) × 10x3
= - 18x3y5 + 21x4y5 - 30x5y3
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