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3D Coordinate Systems Quiz

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Question 1 of 5

1

Find the distance between (1,2,3) and (7,8,9).

Select one of the following:

108
sqrt(108)
308
sqrt(308)

Explanation

Question 2 of 5

1

What is the correct equation for a sphere? Select all that apply.

Select one or more of the following:

(x-x0)^2+(y-y0^2)+(z-z0)^2=r^2
sqrt((x1-x0)^2+(y1-y0)^2+z1-z0)^2)=r
sqrt((x1-x0)^2+(y1-y0)^2)=r
(x-x0)^2+(y-y0^2)=r^2

Explanation

Question 3 of 5

1

The distance of (-4,-8,7) to the xz-plane is 7.

Select one of the following:

True
False

Explanation

Question 4 of 5

1

Describe the surface where x^2+y^2+z^2=2x-6y+15.

Select one of the following:

Sphere, radius sqrt(15), centered at (2,-6,0)
Cylinder, radius sqrt(15), centered at (-2,6,0)
Cylinder, radius 5, centered at (1,-3,0)
Sphere, radius 5, centered at (1,-3,0)

Explanation

Question 5 of 5

1

What is the equation of the graph pictured?

Select one of the following:

z=e^y
x=e^y
z=sqrt(y)
x=sqrt(y)

Explanation

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2019-12-04T12:07:30Z

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