Match the equations of the surface with the graphs below. A D 1.9x² + 4y² + z2² = 1 2. x² - y² + z² = 1 3. −x² + y² − z² = 1 4. x² + 4y² + 9z² = 1 B E & C 00 F

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A: The equation describes surface of elliptic paroboloid.

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A: “Since you have posted multiple questions, we will provide the solution only to the first question…

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A: Solution:

Q: x +y +333x+444y+777 =0 3x² +2y² +12x-4y+2 = 0 9. 10.

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