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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §2.3 The Slope and the Tangent Line, #46 · Calculus · Derivatives

With 8 meters to go in a relay race, you slow down…

With 8 meters to go in a relay race, you slow down badly $f = - 8 + 6 t - \frac{1}{2} t^{2})$ . How fast should the next runner start (choose $v$ in $f = v t$ ) so you can just pass the baton?

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §2.3 The Slope and the Tangent Line, #46

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