A point moves along a right-circular helix C, which is the curve of the path 7 :R → R³ given by, 7(t) = cos tî + sin tŷ + 2tk. (a) Sketch C. (b) Find the velocity and the speed of the point. (c) Find the acceleration and comment on its direction.

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A: We will find the derivatives.

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A: Here we will use the concept of parametric equation and Derivative of parametric ewyations

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Q: 2. On February 10, 1990, high tide in Boston occurred at midnight. The water level at high tide was…

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