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iris [78.8K]
3 years ago
7

48 squared + x squared = 50 squared

Mathematics
1 answer:
Alexxandr [17]3 years ago
8 0

Answer:

Step-by-step explanation:

a² - b² = (a + b)(a - b)

48² + x² = 50²

x² = 50² - 48²

   = (50 +48)(50 -48)

   = 98 * 2

x² = 196

x = √196

x = \sqrt{2*2*7*7}\\\\x = 2*7\\\\x = 14

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ira [324]

Answer:

The box should have base 16ft by 16ft and height 8ft Therefore,dimensions are 16 ft by 16 ft by 8 ft

Step-by-step explanation:

We were given the volume of the tank as, 2048 cubic feet.

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Let the height be h and the lengths be x

the volume will be: V=x²h then substitute the value of volume, we have

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Since the amount of material used is directly proportional to the surface area, then the material needs to be minimized by minimizing the surface area.

The surface area of the box described is

A=x²+4xh

Then substitute h into the Area equation we have

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A

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when dA/dx=0

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x=₃√(4096)

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Then h=2048/x²

h=2048/16²

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8 0
3 years ago
What is the gcf of 92 and 100
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Answer:

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Step-by-step explanation:

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