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cluls paae to v with three times the magnitude of v 40. Which has the greatest magnitude, 2 u or 7 v? 41. Which has the greater magnitude, u v or w-u? 42-47. Unit vectors Define the points P(-4, 1), 03, -4), and R2, 6) 42. Esxpress P0 in the form a i + b j Express PO in the form ai+ bj 43. Express OR in the form a i + b j 44. Find the unit vector with the same direction as QR 45. Find two unit vectors paratlel to PR. 46. Find two vectors parallel to RP with length 4 47. Find two vectors parallel to OP with length 4. 48. A boat in a current The water in a river moves south at 10 mi /hr If a speed and direction of the boat relative to the moving water. Question number 46 please.
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