SOLUTION: When n=3 years, the total salary received is $28080. When n=4 years, the total salary received is $39360. When n=5 years, the total salary received is $51600. When n=6 years, th

Algebra ->  Sequences-and-series -> SOLUTION: When n=3 years, the total salary received is $28080. When n=4 years, the total salary received is $39360. When n=5 years, the total salary received is $51600. When n=6 years, th      Log On


   



Question 867436: When n=3 years, the total salary received is $28080.
When n=4 years, the total salary received is $39360.
When n=5 years, the total salary received is $51600.
When n=6 years, the total salary received is $64800.
When n=7 years, the total salary received is $78960.
Based on the information above, write a conjecture about the salary scale. By using a suitable graphical method, verify your conjecture. Describe the salary scale completely.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(3,28080),(4 ,39360),(5,51600),(6,64800),(7,78960)
y=480x^2+7920x
y = 240x (2x+33)
+graph%28+300%2C+200%2C+0%2C+10%2C+0%2C+80000%2C+480x%5E2%2B7920x+%29+