(e' cos t, et sin t, et), the Show that for every point on the curve 7(t) angle between the unit tangent vector T(t) and the z-axis is the same. Show that the same is true for the normal and binormal vectors N (t) and B(t). Write a sentence explaining what this tells you about the graph of the curve.

Q: (9.) r(t) = (1, cos t, 2 sin t)

A: As per your query the solution of question no 9 is given the next step.

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A: Solution :-

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