Carol is designing a gift box. It will be a cylinder with a volume of 220 cm3 Determine the radius and height of the box that gives the least surface area.

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Q: Given ƒ(x) = √²; t² - 25 1 + cos² (t) At what value of a does the local max of f(x) occur? x = dt

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Q: i) Find the exact length of the curve y=+15x52 4x3 1 ≤ x ≤ 2,

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