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grandymaker [24]
3 years ago
12

Helpppp? Pleaseeeeeeeeeeeeee

Mathematics
1 answer:
Feliz [49]3 years ago
8 0
The answer is b

Hope this helps
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Use the method of cylindrical shells to write out an integral formula for the volume of the solid generated by rotating the regi
vredina [299]

Answer:

The answer is "\frac{5\pi}{6}"

Step-by-step explanation:

Please find the graph file.

h= y=2x-x^2\\\\r= x\\\\Area=2\pi\times r\times h\\\\= 2 \pi \times x \times (2x-x^2)\\\\= 2 \pi \times 2x^2-x^3\\\\volume \ V(x)=\int \ A(x)\ dx\\\\= \int^{x=1}_{x=0} 2\pi (2x^2-x^3)\ dx\\\\= 2\pi [(\frac{2x^3}{3}-\frac{x^4}{4})]^{1}_{0} \\\\= 2\pi [(\frac{2}{3}-\frac{1}{4})-(0-0)] \\\\= 2\pi \times \frac{5}{12}\\\\=\frac{5\pi}{6}\\\\

3 0
3 years ago
What is the volume of the following solid figure? 21 in cubed 42 inches cubed 56 in cubed 6 in cubed.
olya-2409 [2.1K]
Specifically, that is a  <span><span>triangular <span>right regular prism.
</span></span></span><span>Prism Volume = Area of Base • Height
</span>The base area = (1/2) * 3 * 2 = 3 inchesHeight is 7 inches.Volume = 3 * 7 inches = 21 cubic inchesThe first answer is the correct one.
Source:    http://www.1728.org/volprism.htm

6 0
3 years ago
Read 2 more answers
Drew adds 1/2 cup of wheat flour and 2 3/4 cup of white flour to his muffin batter. how many cups of flourdoes drew add
Alborosie
1- 1/2 *2 on both bottom and top to make it equal with '3/4' = 2/4

2- 2/4 + 3/4 = 7/ 4

3- 1 3/4+ 2= 3 3/4

4- 3 3/4 cups of flour.


7 0
3 years ago
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The population of a specific strain of bacteria in a culture medium is given by f(x) = x + 3 where f(x)is the population in mill
Softa [21]

Answer:

Step-by-step explanation:

f(x) = { 0, x<0; 0 <= x, (x +3) * 1000000 }

(Note the graph ought to flatten to zero for x < 0)

3 0
3 years ago
Michelle records the value of one euro in U.S dollars each day for her social studies project.
natka813 [3]

Answer:

On Monday the value was 1.448, Tuesday it was 1.443, Wednesday it was 1.452, and Thursday it was 1.458.

Step-by-step explanation:

3 0
3 years ago
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