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 Form 3 Mathematics: Vectors II Questions and Answers

In the figure below, E is the midpoint of BC, AD:DC=3:2 and F is the point of intersection of BD and AE.
figvectors22720201509.JPG
(i) Given that AB=b and AC=c, express AE and BD in terms of b and c.
(ii) Given further that BF=tBD and AF=sAE, find the values of s and t.

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