# Posts by Nevin

Total # Posts: 5

**Calculus - Optimization**

A cylindrical container with a volume of 3000 cm^3 is constructed from two types of material. The side and bottom of the container cost $0.10/cm^2 and the top of the container costs $0.20/cm^2. a) Determine the radius and height that will minimize the cost. b) Determine the ...

*June 3, 2012*

**Calculus**

The graph of f(x)=(ax+b)/(x^2 - 5x + 4) has a horizontal tangent line at (2, -1). Find a and b

*May 28, 2012*

**Calculus**

could you expand and explain further please? i just want to check my answer

*May 28, 2012*

**Calculus**

A cylindrical tank, with height of 15 m and diameter 4m, is being filled with gasoline at a rate of 0.5m^3 / min. a) At what rate is the fluid level in the tank rising? Express your answer in terms of pi. b) About how long will it take to fill the tank? Express your answer to ...

*May 28, 2012*

**geography**

what are the consequences of marine diamond mining.

*April 21, 2010*

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