Friday

November 28, 2014

November 28, 2014

Posted by **kgosi** on Thursday, April 25, 2013 at 11:09am.

- math -
**Steve**, Thursday, April 25, 2013 at 11:16amif the ends have side x, and the tank has height h,

x^2 h = 16

2x^2 + 4xh = 40

2x^2 + 4x(16/x^2) = 40

x^2 + 32/x = 20

x^3 - 20x + 32 = 0

(x-2)(x^2+2x-16) = 0

so, if x=2, the tank is 2x2x4

**Answer this Question**

**Related Questions**

math-optimal diameterand height - A cylindrical oil-storage tank is to be ...

the lagrange multiplier equation - A cylindrical oil-storage tank is to be ...

lagrange multipliers - A cylindrical oil-storage tank is to be constructed for ...

Calculus AB/AP - A tank with a rectangular base and rectangular sides is to be ...

Calculus - A box is constructed out of two different types of metal. The metal ...

calculus - A box is constructed out of two different types of metal. The metal ...

calculus - A tank with a rectangular base and rectangular sides is to be open at...

calculus - A box is contructed out of two different types of metal. The metal ...

Calculus - A covered metal triangular trough is constructed as follows: A square...

calculus - Water is being filled into a water tank at 22 liters/second. The base...