'ind parametrizations (a) The line from (a, b) to (c,d). (b) A path from (2,0) to (0, −2) along a circle of radius 2 the “short way" around. (c) The intersection of x + 2y + 3z 6 and x² + y² = 9. for the following curves. Don't forget to give the bounds on t. =

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