Landry

24 Questions
249 Answers

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Calculus

An aquarium is making a cylindrical shark tank. The volume must = 6000pi cubic ft. The top of the tank costs $1 per square foot, the glass siding 4$/cubic foot, and the cement bottom costs 2$ per square foot. Find the minimal cost.

Landry Dec 10, 2018

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1123

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Calc

If f(4) = -8, f'(4) = 3, g(4) = 3pi, and g'(4) = 4

and h(x)= 5 f(x)- 2/3 g(x)
read more ..

hectictar ●●●

Landry Sep 26, 2018

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1196

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Feasible region

On a feasible region whose vertices are [(1,3), (1,8), (5,6), 910,3)], what is the maximum of the objective function R = 2x + 5y, and where does it occur?

Landry Feb 16, 2017

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1295

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Feasible Region

On a feasible region whose vertices are [(1,3), (1,8), (5,6), 910,3)], what is the maximum of the objective function R = 2x + 5y, and where does it occur?

Landry Feb 16, 2017

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1156

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System of equation.

An office is printing 1200 copies of a document using two printers. During the process, printer A gets a paper jam and prints only half as many copies as printer B. Write and solve a system of equations to determine the number of copies each printer will read more ..

Landry Oct 25, 2016

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If a piece of cadmium with a mass of 65.5g and a temperature of 100.0 degrees Celsius is dropped into 25.0 cm^3 of water at 23.0 deg. Celsius, what

If a piece of cadmium with a mass of 65.5g and a temperature of 100.0 degrees Celsius is dropped into 25.0 cm^3 of water at 23.0 deg. Celsius, what will the final temperature of the system be?
Cadmium Cp= .2311 J/g - Deg. Celsius
Water read more ..

physics

Landry Oct 5, 2016

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If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the

If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the final temperature of the system?

Landry Oct 5, 2016

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1446

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+817

If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the

If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the final temperature of the system?

Landry Oct 5, 2016

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1361

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+817

If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the

If a piece of aluminum with mass 3.90g and temperature of 99.3 degrees Celsius is dropped into 1.0cm^3 of water at 22.6 degrees celsius, what will be the final temperature of the system?

Landry Oct 5, 2016

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1050

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Find the domain and range.

Find Domain and Range
f(x) = (2x-1)/3; {-4,0,1/2,5}

Landry Sep 27, 2016

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1283

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Help with geometry

find x and y
http://prntscr.com/b2wor8

Landry May 11, 2016

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1032

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Help with geometry

find x and y
http://prnt.sc/b2wor8

Landry May 11, 2016

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3176

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Riddles

An athlete is able to jump FOREVER. However, everytime that she jumps she gets a bit more tired, and every jump goes 1/2 as far as her prior jump. Now, for her very first jump, she goes 1/2 of a foot.
On her second read more ..

Landry Apr 25, 2016

+817

+5

Infinity is not a number, and so can not be divided by two.

LandryJun 9, 2016

+817

+5

2 1/4

LandryJun 9, 2016

+817

0

That is quadratic formula not quadratic eqaution.

LandryJun 9, 2016

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0

ax2 + bx + c

LandryJun 9, 2016

+817

+1

4x^3=12

x^3=3

x=1.4422495703074084

LandryJun 8, 2016

+817

+5

8 - √(√(8 + 8))= 6

8-√(4)=6

8-2=6

LandryJun 8, 2016

+817

+5

3x+6-5x

-2x+6

LandryJun 7, 2016

+817

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The GCF is 7

LandryJun 6, 2016

+817

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1/3*18 = 6

LandryJun 6, 2016

+817

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27+9-3 = 33

LandryMay 31, 2016