Question

3x² + 8x-3 ,5x² -4x -6 ,2x² -6x -5​

Answer 1

I hope it helpful check the attachment

Answer 2

Answer:

A = x³ – 3x² + 8x – 7

B = 2x² + 10

C = 4x³ + x – 14

B + C – A

2x² + 10 + 4x³ + x – 14 – (x³ – 3x² + 8x – 7)

2x² + 10 + 4x³ + x – 14 – x³ + 3x² – 8x + 7

4x³ – x³ + 2x² + 3x² + x – 8x + 10 – 14 + 7

3x³ + 5x² – 7x + 3