Three Dimensional Geometry Question 107

Question: A point $ (x,y,z) $ moves parallel to x-axis. Which of the three variable $ x,y,z $ remain fixed

Options:

A) x

B) y and z

C) x and y

D) z and x

Show Answer

Answer:

Correct Answer: B

Solution:

Equation of x-axis is $ y=0,z=0. $ Hence y and z remain fixed.