A curve is defined parametrically by the equations x = 4t^2 and y = 8t for t ∈ R, find: a) the Cartesian equation of the curve
b) the equation of the line passing through the points where t = 1 and t = −1
c) the length of the chord joining the points where t = 1 and t = −3

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Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.