Question

plz do this it's urgent no spam​

Answer 1

Answer:

9x square- 2x square-4x-6x - 4x cube -12x cube +6 +11 = 7x square -10x -16x cube +17

Answer 2

Answer:

$7 {x}^{2} - 10x + 17 - 16 {x}^{3}$