Answer:
domain is all real numbers
range is y is less than or equal to 1 (it is a downward parabola)
Answer:
$ 1,968
Step-by-step explanation:
Boxes purchased = 246
Cost of 1 box = $ 8
Cost of 246 boxes
= 246 × 8
= $ 1,968
Hope it helps ⚜
(-2x + y - 4) - (-3x - 2y) = x + 3y - 4
Answer:
Average mean salary 
Step-by-step explanation:
We have been given year and respective salaries in each year.
1960 $4,995
1970 $8,626
1980 $15,970
1990 $31,367
2000 $41,807
2010 $55,202
Now we nee do to determine the average mean salary for the six decades, 1960 – 2010.
So we just need to add all those six salaries and divide that sum by 6 to find the average mean salary.
Average mean salary 
Average mean salary 
Average mean salary 
Hence final answer is approx:
Average mean salary 