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Multiply :

\((5x^2-8xy+6y^2-3) by (3xy)\)

1. \(15x^3y-24x^2y+18yx^3-9xy\)
2. \(15x^2y-24x^2y^2-18xy^2-9xy\)
3. \(15x^3y-24x^2y^2+18xy^3-9xy\)
4. \(15x^2y+24x^2y^2+18x^2y-9xy\)

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Correct Answer - Option 3 : \(15x^3y-24x^2y^2+18xy^3-9xy\)


 \((5x^2-8xy+6y^2-3) by (3xy)\)


⇒ \((5x^2-8xy+6y^2-3) \times (3xy)\)

⇒ 15x3y - 24x2y2 + 18xy3 - 9xy

∴ (5x2 - 8xy + 6y2 - 3) by (3xy) is 15x3y - 24x2y2 + 18xy3 - 9xy

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