Problem: Determine the angle 
for F3 so that the resultant force is directed along the positive x-axis
Picture:
Solution:
No matter the angle, F3 is too small of a force compared to F2 to have a resultant force along the x-axis.
NO SOLUTION
Problem: Determine the angle for F3 so that the resultant force is directed along the positive x-axis
Picture:
Solution:
No matter the angle, F3 is too small of a force compared to F2 to have a resultant force along the x-axis.
NO SOLUTION