Question

Which expression is equivalent to (x-3)(2x+5)?

A) 2x^2-x-15

B) 2x-15

C) 2x^2+11-15

D) 2x2+2

Answer 1

`2x {}^(2) - x - 15`

Explanation:

`(x - 3)(2x + 5) = \\ x(2x + 5) - 3(2x + 5) = \\ 2 {x}^(2) + 5x - 6x - 15 = \\ 2 {x}^(2) - x - 15`