You are currently evaluating your business and trying to decide how much you need to sell to make a profit. Choose one of the following options for your cost
and revenue functions. The variable, x, represents the number of units sold.
a. space C left parenthesis x right parenthesis equals 3500 plus 3380 x space space space space R left parenthesis x right parenthesis equals 3500 x minus
x squared space
b. space C left parenthesis x right parenthesis equals 700 plus 620 x space space space R left parenthesis x right parenthesis equals 700 x minus x squared
space
c. space C left parenthesis x right parenthesis equals 2100 plus 2000 x space space space R left parenthesis x right parenthesis equals 2100 x minus x
squared space
d. space C left parenthesis x right parenthesis equals 1500 plus 1420 x space space space R left parenthesis x right parenthesis equals 1500 x minus x
squared space space
e. space C left parenthesis x right parenthesis equals 900 plus 800 x space space space space space R left parenthesis x right parenthesis equals 900 x
minus x squared space space
f. space C left parenthesis x right parenthesis equals 6300 plus 6140 x space space R left parenthesis x right parenthesis equals 6300 x minus x squared
space space…