Compute the length of the curve r(t) = (-8t, 3t — 8, —8t + 7) over the interval 0≤t≤8 L =

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Q: 2) Show that: cos (0) sin (0) – sin B (6)) (*) = ( cos( 2 ||7p|| cos (0 - a) -|||| sin (0-a), -as))

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