Posted by **Nathan** on Monday, March 1, 2010 at 9:49pm.

A retail store estimates that weekly sales s and weekly advertising costs x (both in dollars) are related by

s=50000−430000e^(−00009x)

The current weekly advertising costs are 2000 dollars and these costs are increasing at the rate of 300 dollars per week. Find the current rate of change of sales.

## Answer this Question

## Related Questions

- Algebra - Amy earns a weekly paycheck consisting of base pay of $225, plus a ...
- finance - Based on data from 1999 to 2001, the net sales (revenue) of Gatorade/...
- Mathematics! - A cereal factory has weekly fixed costs of $48,000. It costs $1....
- algebra - Jill’s Company produces lawnmowers. It has fixed costs of $1000 per ...
- economics - The table shows the relationship for a hypothetical firm between its...
- math - Mr noonan has $2 million budgeted for costs related to filing a movie on ...
- accounting - Your company’s sales are 50,000 units. The unit variable cost is $...
- Econ - A firm faces the following sales function: Q=5,000-10P+40A+PA-0.8A^2-0.5P...
- marketing - Your company’s sales are 50,000 units. The unit variable cost is $12...
- algebra - A salesperson earns a salary of $500.00 per week, plus a commision of ...