In Exercises, recall that the slope of the tangent line to a graph is given by the

Question:

In Exercises, recall that the slope of the tangent line to a graph is given by the derivative of the function. Find the slope of the tangent line to the graph of each equation at the given point. You may wish to use a graphing calculator to support your answers.

y = cot x; x = π/4 -2

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