16294729
Description
Quiz by Deleted user, updated more than 1 year ago
More
|
Created by Darren Hunt
almost 6 years ago
|
|
|
|
Copied by Darren Hunt
almost 6 years ago
|
|
Question 1
Question
Find the distance between (1,2,3) and (7,8,9).
Answer
-
108
-
sqrt(108)
-
308
-
sqrt(308)
Question 2
Question
What is the correct equation for a sphere? Select all that apply.
Answer
-
(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
Question 3
Question
The distance of (-4,-8,7) to the xz-plane is 7.
Answer
- True
- False
Question 4
Question
Describe the surface where x^2+y^2+z^2=2x-6y+15.
Answer
-
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)
Question 5
Answer
-
z=e^y
-
x=e^y
-
z=sqrt(y)
-
x=sqrt(y)
Want to create your own Quizzes for free with GoConqr? Learn more.