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  3. bence write down a vector equation for li c find...

Question: bence write down a vector equation for li c find...

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b(刚ence, write down a vector equation for Li. c. Find the coordinates of P dO)Write down a direction vector for L2 diHence, find the angle between L1 and L2 圖 Let Lz be a family of lines with equation given by r = ) + t where z 20. . . 2 -2 a. Write down the equation of L1. b. A line La crosses the y-axis at a point P. C. The line La crosses the z-axis at Q(2a, 0). Let d = PQ2 d. There is a minimum value for d. Find the value of a that gives this minimum value.
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