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- Q7. a) Consider the vectors u , v and w are defined by u = i+j ,v= i + 4j and w = 4i – 3j i. If the initial point of v is (1,3), then find the terminal point of v. ii. u·w b) Find parametric equations for the line l passing through the two points A ( 1, 0, –3 ) and B ( 2, –1,4).arrow_forwardIdentify the center and radius for each. r? + y? = 49 x² + y? = 324 x² + (y + 2) = 64 (r + 2)² + y² = 64 (1 – 5)² + (y – 3)² = 144 (z+1) + (y – 10)? = 100 :: Center: (0, 2), r = 8 : Center (-1, 10), r = 10 : Center: (-2, 0), r = 8 :: Center: (1, – 10), r = 10 :: Center: (0, 0), r = 18 : Center: (5, 3), r = 12 : Center: (2, 0),r = 8 : Center. (0, 0), r = 7 : Center (-5,-3), r = 12 : Center (0, -2), r = 8arrow_forwardboth a and barrow_forward
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