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If 3x - 2y = a and 5x - 3y = b, express the vectors x and y 6. in terms of a and b.

If 3x - 2y = a and 5x - 3y = b, express the vectors x and y 6. in terms of a and b. [4] 7. An airplane is heading due north at 1000 km/h when it encounters a wind from the east at 100 km/h. Determine the resultant velocity of the airplane. [3]

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