Question

using (x+a) (x+b) =x^2+(a+b) x + ab, find 1 question (2x + 5y) ( 2x+3 y)​

Answer 1

Step-by-step explanation:

$(2x + 5y)(2x + 3y) \\ = {4x}^{2} + (5y + 3y)2x + ( 5y)(3y) \\ = 4 {x}^{2} + 16xy + 15 {y}^{2}$

Answer 2

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