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3 years ago

Please answer.

Mathematics

2 answers:

mixer [17]3 years ago

8 0

Answer:

B)5

Step-by-step explanation:

2(2)+1=5

Cloud [144]3 years ago

5 0

Replace the x in the equation with the x value in tha table for the missing f(x) and calculate:

f(x) = 2x +1 = 2(2) +1 = 4 +1 = 5

The answer is B) 5

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3 years ago

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3 years ago

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Vinil7 [7]

Answer:

9/2 -9/2

Step-by-step explanation:

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2 years ago

Raymond built a “rocket" made from a cylinder and a cone. He filled the rocket

lianna [129]

Answer:

Rocket can hold maximum 4.5 gallons of water.

Step-by-step explanation:

Volume of the rocket = Volume of the cone on the top + Volume of the cylinder at the bottom

Volume of the cone = $\frac{1}{3}\pi r^{2}h$

Here r = radius of the circular base

h = height of the cone

Volume = $\frac{1}{3}\pi (4)^{2}(14)$

= $\frac{224\pi }{3}$ cubic inch

Volume of the cylinder = $\pi r^{2}h$

Here r = radius of the base

h = height of the cylinder

Volume = $\pi (4)^{2}(16)$

= 256π cubic inches

Volume of the rocket = $\frac{224\pi }{3}+256\pi$

= $\frac{992\pi }{3}$

= 1038.82 cubic inches

Since 231 cubic inches volume of a rocket can hold water = 1 gallon

Therefore, 1038.82 cubic inches space can hold water

= $\frac{1038.82}{231}$

= 4.497

≈ 4.5 gallons

Rocket can hold 4.5 gallons of water.

7 0

3 years ago