Option 21 DHS 4.2
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№1.21. Build the surface and determine their form a) 9x2 - 6y2 - 6z2 + 1 = 0; b) 15y = 10y2 + 6y2.
№2.21. Write the equation and determine the type of surface obtained by rotating this line around the specified coordinate axis, make a picture: a) 15x2 - 3y2 = 1; Ox; b) x = 3; y = 4; Oz.
№3.21. Build a body bounded by the specified surfaces: a) y = 3x; y = 0; x = 3; z = xy; z = 0.
b) 4 · (x2 + y2) = z2; 4 · (x2 + y2) = 1; y ≥ 0; z ≥ 0.
№2.21. Write the equation and determine the type of surface obtained by rotating this line around the specified coordinate axis, make a picture: a) 15x2 - 3y2 = 1; Ox; b) x = 3; y = 4; Oz.
№3.21. Build a body bounded by the specified surfaces: a) y = 3x; y = 0; x = 3; z = xy; z = 0.
b) 4 · (x2 + y2) = z2; 4 · (x2 + y2) = 1; y ≥ 0; z ≥ 0.
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- Content type File
- Content description 57,22 kB
- Added to the site 28.09.2023
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Option 21 DHS 4.2
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Cumulative discount
| 20 $ | the discount is 10% |
| 10 $ | the discount is 5% |
| 5 $ | the discount is 3% |
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Cumulative discount
| 20 $ | the discount is 10% |
| 10 $ | the discount is 5% |
| 5 $ | the discount is 3% |
Check your discount
Amount of purchases from the seller: $
Your discount: %