The graph of the vector function r(t) = (et, e2t) is shown below. Which of the following could be the vectors a and b when t = 0? a= (1, 1), b= (1, 2) (b) a= = (1, 2), b= (1, 1) (c) a= = (1, 1), b= (1, 4) (d) a= (1, 2), b= (1, 4) (e) a= = (1, 4), b= (1, 2)

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