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In a trapezium, vector vec B C=alpha ve...

In a trapezium, vector ` vec B C=alpha vec A Ddot` We will then find that ` vec p= vec A C+ vec B D` is collinear with` vec A Ddot` If ` vec p=mu vec A D ,` then which of the following is true? a) `mu=alpha+2` b) `mu+alpha=2` c) `alpha=mu+1` d) `mu=alpha+1`

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