The Revenue R for a Company Selling X Units Is $R = 900 x - 0.3 x ^ { 2 }$

Multiple Choice

The revenue R for a company selling x units is $R = 900 x - 0.3 x ^ { 2 }$ . Use differentials to approximate the change in revenue if sales increase from $x = 1000$ to $x = 1100$ units.

A) 24,000 dollars
B) 30,000 dollars
C) 25,000 dollars
D) 29,000 dollars
E) 40,000 dollars