Question

please help me ans th question​

Answer 1

Step-by-step explanation:

$b. \: - 4 + 5x - 6$

$c. \: {x}^{3} - 3 + 2x - 9$

$d. \: {x}^{4} + {x}^{3} - 3$

Answer 2

Answer:

Answer b is -4

c is -3

d is 1