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Before watching the videos, think about and answer these questions to the best of your ability.

Determine the slope of the line tangent to the curve at the point .
Suppose and are related by the equation . Further suppose that changes by a very small amount, represented by . Write an expression for the corresponding change in .
Suppose and represent the measures of covarying quantities and that the covariation of and is constrained by the equation . At what rate does change with respect to when and ?
Overall, how confident are you in your answers?
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