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Which of the following is equivalent to (7x + 3y)(8x + 5y)?
A 7x² + 23xy + 5y²
B 7x² + 24xy + 8y²
C 56x² + 59xy + 15y²
D 56x² + 35xy + 15y²

Respuesta :

(7x+3y)(8x+5y)
56x^2+35xy+24xy+15y^2
56x^2+59xy+15y^2
igoroleshko156

Answer:

Option C, 56x^2 + 59xy + 15y^2

Step-by-step explanation:

Step 1:  Multiply

[tex](7x + 3y)(8x + 5y)[/tex]

[tex](7x * 8x) + (7x * 5y) + (3y * 8x) + (3y * 5y)[/tex]

[tex](56x^2) + (35xy) + (24xy) + (15y^2)[/tex]

[tex]56x^2 + 59xy + 15y^2[/tex]

Answer:  Option C, 56x^2 + 59xy + 15y^2

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