A 42-Kg Mass Is Placed at (3

Multiple Choice

A 4.2-kg mass is placed at (3.0,4.0) m.Where can an 8.4-kg mass be placed so that the moment of inertia about the z-axis is zero?

A) (-3.0,-4.0) m
B) (-6.0,-8.0) m
C) (-1.5,-2.0) m
D) There is no position giving this result.