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B
C
ABCD is a parallelogram.
The diagonals of ABCD intersect at O.
->
OA = a and OB = b
=
b
a) Express the vector CÁ in terms of a.
a
A
D
b) Express the vector AB in terms of a and b.
->
c) Express the vector BC in terms of a and b.


Sagot :

AD that is the answer