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4xy(x cubed +5xy- 7y squared)
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4xy(x cubed +5xy- 7y squared)

User Eggplant
by
4.1k points

2 Answers

3 votes

Answer:

Explanation:

4xy( x^3+5xy-7y)

=4xy(x^3)+4xy(5xy)-4xy(7y)

=4x^4 y + 20x^2 y^2- 28xy^2

User Ndrdm
by
3.7k points
4 votes

Answer:

4x^4y + 20x^2y^2 - 28x^3y

Explanation:

4xy(x^3 + 5xy - 7x^2)

= 4xyx^3 + 4xy * 5xy - 4xy * 7x^2

= 4x^2y + 4xy * 5xy - 4xy * 7x^2

= 4x^4y + 20x^2y^2 - 4xy * 7x^2

= 4x^4y + 20x^2y^2 - 28x^3y

User Politinsa
by
4.2k points
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