Question

20 POINTS TO WHOEVER ANSWER Which polynomial represents the area of the rectangle?

Answer 1

$(2x + 5) \times( x - 2) \\ = 2x(x) + 2x( - 2) + 5(x) + 5( - 2) \\ = 2 {x}^{2} + ( - 4x) + 5x + ( - 10) \\ = 2 {x}^{2} - 4x + 5x - 10 \\ = 2 {x}^{2} + x - 10$
The answer is 2x^2 + x - 10