Answer:
f(x)= -3x² - 12x - 5
Step-by-step explanation:
-3(x+2)² + 7
-3(x+2)(x+2) + 7
(-3x-6)(x+2) + 7
-3x² - 6x - 6x - 12 + 7
-3x² - 12x - 5
Answer:
-409
Step-by-step explanation:
At the beginning - 12,135 subsribers,
Initial number of subsribers = 12,135
At the end - 10,090 subsribers
Final number of subsribers = 10,090
Time = 5 years.
So, the average yearly rate of change is
![\dfrac{\text{Final number of subsribers}-\text{Initial number of subsribers}}{\text{Time}}\\ \\=\dfrac{10,090-12,135}{5}\\ \\=\dfrac{-2,045}{5}\\ \\=-409](https://tex.z-dn.net/?f=%5Cdfrac%7B%5Ctext%7BFinal%20number%20of%20subsribers%7D-%5Ctext%7BInitial%20number%20of%20subsribers%7D%7D%7B%5Ctext%7BTime%7D%7D%5C%5C%20%5C%5C%3D%5Cdfrac%7B10%2C090-12%2C135%7D%7B5%7D%5C%5C%20%5C%5C%3D%5Cdfrac%7B-2%2C045%7D%7B5%7D%5C%5C%20%5C%5C%3D-409)
The number of subscribers decreases by 409 per year
Answer:
4x^6
Step-by-step explanation:
Answer:
m = 17h
Step-by-step explanation:
85/5 = 17 (she makes $17 per hour)
Therefore:
m = 17h