What is the difference of the complex numbers below? (11-3/)-(4+5
O A. 7-21
O B. 7-81
C. 15-21
O D. 15-81

this is not the answer this is just a question. is this middle school math?

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:

exactly you go it

step-by-step explanation:

there is no graph so i cant sorry

step-by-step explanation: