find the two-dimensional vector equation of the line r(t) = a +t*m such that - r(0) has norm 8 and makes an angle of 10 degrees with respect to the x -axis - m is normalised and points in the same direction as the displacement vector going from A = (-2, -3) to B = (-1, -3) a) a = ?? i + ?? j  b) m = ?? i + ?? j

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