Use the Product Rule to compute the derivative: \frac{d}{dt}((t^2+1)(t+9))\Big|_{t=-9}
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The Product Rule states that if you have two functions u(t) and v(t), then the derivative of their product is given by: \[ \frac{d}{dt}(u(t)v(t)) = u'(t)v(t) + u(t)v'(t) \] In this case, let u(t) = t^2 + 1 and v(t) = t + 9. We need to find u'(t) and v'(t) Show more…
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