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Find the positive value for which the vector \( r(t)=\left\langle 10 t, 8 t^{2}, 9 t^{2}-25\right\rangle \) is perpendicular to \( r^{\prime}(t) \)

User Nikjohn
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1 Answer

5 votes

Answer:

p0000

Explanation:

User HappyPy
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