If and A(1, 2, -1) is the given point, find the coordinates of B.


A = (1,2,-1)


Let the co-ordinates of point B be (b1,b2,b3)




Comparing the respective co-efficient,


b1-1 = 2 i.e. b1 = 3


b2-2 = 1 i.e. b2 = 3


b3+1 = -3 i.e. b3 = -4


The required co-ordinates of B are (3,3,-4)


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