Find the (a) x, (b) y, and (c)  z components of the sum -,:  of
the  displacements  c and  d whose  components  in  meters  are
c,'  =  7.4,cy =  -3.8,c
z  =  -6.1;d, =  4.4,dy =  -2.0,d
z
=  3.3.