Question

What is the product of the polynomials below?
(5x2 - x-3)(2x+6)

Answer 1

`\bf \rightarrow \:(5 {x}^(2) - x - 3) \: \: (2x + 6) \\ \\ \bf \small \rightarrow \:10 {x}^(3) - 2 {x}^(2) - 6x + 30 {x}^(2) - 6x - 18 \\ \\ \bf \rightarrow \:10 {x}^(3) + 28 {x}^(2) - 12x - 18`

༆ Option D is the correct answer༆

Answer 2

option D is the right ans. feel free to clarify