Answer:

Step-by-step explanation:
![(f-g)(x) = f(x) - g(x) = [4x^2 + 5x -3] - [4x^3 - 3x^2 + 5]](https://tex.z-dn.net/?f=%28f-g%29%28x%29%20%3D%20f%28x%29%20-%20g%28x%29%20%3D%20%5B4x%5E2%20%2B%205x%20-3%5D%20-%20%5B4x%5E3%20-%203x%5E2%20%2B%205%5D)

Answer: simple random sampling
Step-by-step explanation:
- A simple random sampling is a sampling method in which individuals are chosen randomly from the population. In this each individual has equal chances to get selected.
- If N is the population size , then for any individual , the chances for getting selected is
.
As per given , the company randomly selects 50 customers directly from the database without applying any further steps and asks them about their level of satisfaction with the company.
Thus , the sampling technique used here is simple random sampling.
Answer:
201
Step-by-step explanation:
107^2+201=11650
Step one
divide the coefficient
step two
use the quotient rule to simplify the exponents