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77julia77 [94]
3 years ago
9

Consider the equation below. x2 − y2 + z2 − 6x − 2y − 2z + 9 = 0 Reduce the equation to one of the standard forms. Classify the

surface. ellipsoid hyperboloid of one sheet circular cone elliptic paraboloid hyperboloid of two sheets hyperbolic paraboloid elliptic cylinder parabolic cylinder Sketch the surface.

Mathematics
1 answer:
pogonyaev3 years ago
3 0

Answer:

See attachment for detailed answer.

Step-by-step explanation:

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Emma has addressed seven invitations to her
Firlakuza [10]

Answer:

12

Step-by-step explanation:

This can be solved by working backwards.

7 is one more than half the number of invitations.

Subtract 1.  6 is half the number of invitations.

Double.

12 is the full number of invitations.

Algebra (if you must!):

x = number of invitations

x/2 + 1 = 7

Subtract 1.

x/2 = 6

Multiply by 2.

x = 12

8 0
2 years ago
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The furniture store where Jada's sister works bought a table for $200 and sold it for $350. What percentage was the markup? I wa
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Answer:

divide 350 by 200

Step-by-step explanation:

3 0
3 years ago
What is the area of is circle? <br> (circle is 4cm)<br> Area= ? cm[2]
elena-14-01-66 [18.8K]

Answer:

16 cms if each side is 4. cc

3 0
2 years ago
A circle has a diameter of 16 cm. What is its circumference?
Olegator [25]

Answer:

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8 0
3 years ago
Please help with these? thank you
Burka [1]
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