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Find each of the following products:  (9x + 5y) × (4x + 3y)

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Find each of the following products: 

(9x + 5y) × (4x + 3y)

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Best answer

By using horizontal method, 

We have; 

= (9x + 5y) × (4x + 3y) 

= 9x(4x + 3y) + 5y(4x + 3y) 

= 36x2 + 27xy + 20xy + 15y2 

= 36x2 + 47xy + 15y2

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Find the product: (9x + 5y) (4x + 3y)
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