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RideAnS [48]
2 years ago
8

Help with question pls I don't understand​

Mathematics
2 answers:
Mazyrski [523]2 years ago
6 0

Answer:

15x^3y+6x^2y^2+9xy^3

Step-by-step explanation:

3xy ( 5x^2 +2xy +3y^2)

Distribute the 3xy to all terms in the parentheses

3xy*5x^2+3xy*2xy+3xy*3y^2

15x^3y+6x^2y^2+9xy^3

Verdich [7]2 years ago
5 0

Answer:

15x^{3}y + 6x^{2}y^{2} + 9xy^{3}

Step-by-step explanation:

multiple everything in the brackets by 3xy

3xy x 5x^{2} = 15x^{3}y

3xy x 2xy = 6x^{2}y^{2}

3xy x 3y^{2} = 9xy^{3}

15x^{3}y + 6x^{2}y^{2} + 9xy^{3}

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