Question

(2x+3) and (5x+7+8) Multiply the following algebraic expression which is a binomial

Answer 1

$(2x + 3) \times (5x + 7 + 8) \\ (2x + 3) \times (5x + 15) \\ 10 {x}^{2} + 30x + 15x + 45 \\ 10 {x}^{2} + 45x + 45$

Answer 2

The correct answer is "10x²+45x+45".

Step-by-step explanation:

$The \ given \ binomials \ are:\\(2x+3) \ and \ (5x+7+8)\\(2x+3) \ and \ (5x+15)\\On \ muliplying \ the \ above \ binomials,we \ get\\=2x(5x+15)+3(5x+15)\\=10x^2+30x+15x+45\\=10x^2+45x+45$

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