Question: Which of the following vector-valued functions represent the same graph? (a) r(t) = (-3 cos t + 1)i + (5 sin t + 2)j +

Which of the following vector-valued functions represent the same graph?

(a) r(t) = (-3 cos t + 1)i + (5 sin t + 2)j + 4k

(b) r(t) = 4i + (-3 cos t + 1)j + (5 sin t + 2)k

(c) r(t) = (3 cos t - 1)i + (-5 sin t - 2)j + 4k

(d) r(t) = (-3 cos 2t + 1)i + (5 sin 2t + 2)j + 4k

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