8. Given that a particle follows the path r= (t²-10t)i + (4t + 2)j + tk at what point is the tangential acceleration zero? (a) (0,2,0). (b) (-9,6, 1). (c) (-16, 10, 2). (d) (-25, 22,5). (e) (11, -2, -1).

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8.
Given that a particle follows the path
r² = (t² − 10t)i + (4t + 2)j + tk
at what point is the tangential acceleration zero?
(a) (0,2,0).
(b) (-9, 6, 1).
(c) (-16, 10, 2).
(d) (-25, 22,5).
(e) (11, -2, -1).
Transcribed Image Text:8. Given that a particle follows the path r² = (t² − 10t)i + (4t + 2)j + tk at what point is the tangential acceleration zero? (a) (0,2,0). (b) (-9, 6, 1). (c) (-16, 10, 2). (d) (-25, 22,5). (e) (11, -2, -1).
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