Provide an appropriate response.The revenue R for a product is given by R(x) = 8500x -x2 where x is the number of units sold. Is this function continuous for x = 20?
What will be an ideal response?
Yes, this function is continuous for all values of x because it is a polynomial function.
You might also like to view...
Integrate the function.
A. 
sin-1 
x + C
B. 
sec-1 
x + C
C. 
sec-1 
x + C
D. 
sin-1 
x + C
Part of $6,000 is invested at 9%, another part at 11%, and the remainder at 12% yearly interest. The total yearly income from the three investments is $650. The sum of the amounts invested at 9% and 11% equals the amount invested at 12%. How much is invested at each rate?
A. $2,000 at 9%, $1,000 at 11%, and $3,000 at 12% B. $1,500 at 9%, $0 at 11%, and $3,500 at 12% C. $3,000 at 9%, $0 at 11%, and $3,000 at 12% D. $1,500 at 9%, $1,000 at 11%, and $3,500 at 12% E. $2,500 at 9%, $2,000 at 11%, and $2,000 at 12%
Determine whether the function is one-to-one.
A. Yes B. No
Graph the inequality.x - y > -2
A. 
B. 
C. 
D. 