This is a timed quiz.
You have 10 minutes to complete the 5 questions in this quiz.
Find the distance between (1,2,3) and (7,8,9).
108
sqrt(108)
308
sqrt(308)
What is the correct equation for a sphere? Select all that apply.
(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
The distance of (-4,-8,7) to the xz-plane is 7.
Describe the surface where x^2+y^2+z^2=2x-6y+15.
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)
What is the equation of the graph pictured?
z=e^y
x=e^y
z=sqrt(y)
x=sqrt(y)