Question

Help me out with this question rq!

Answer 1

Answer:

C. $2 {x}^{3} + 5 {x}^{2} - 8x - 4$

Step-by-step explanation:

$- (2x - 3) + (2 {x}^{3} + 5 {x}^{2} - 6x - 7)$

$- 2x + 3 + 2 {x}^{3} + 5 {x}^{2} - 6x - 7$

$- 8x - 4 + 2 {x}^{3} + 5 {x}^{2}$

$= 2 {x}^{3} + 5 {x}^{2} - 8x - 4$