Darnell and stephanie have competing refreshment stand businesses. darnell's profit can be modeled with the polynomial 2c squared + 8c -100 where c is the number of items sold stephanie's profit can be modeled with the polynomial 2c squared - 7c - 200, write a polynomial to show how much darnell and stephanie can expect to earn if they work together, simplify need answers

step-by-step explanation:

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: