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03-06-2020
Mathematics

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What is the product of 2x + y and 5x – y + 3?

Respuesta :

12-06-2020

Answer:

10[tex]x^{2}[/tex] + 6x + 3xy + 3y - [tex]y^{2}[/tex]

Step-by-step explanation:

(2x + y)(5x – y + 3)

=10[tex]x^{2}[/tex] - 2xy + 6x + 5xy - [tex]y^{2}[/tex] +3y

=10[tex]x^{2}[/tex] + 6x + 3xy + 3y - [tex]y^{2}[/tex]

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