Communicating and Connecting What We Know About the Derivative of a Function
Equation
Graph
Given the function:
f(x) = 3x2 – 1 Use the definition of derivative to determine f’(x).
f’(x) =
Table x -3 -2
f(x)
Analysis f’(x) 1.
Determine the average rate of change (ARoC) of f(x) over the interval [0, 2].
-1 0 1
2. Graph f’(x) on the axes above. 3. Determine the slope of f(x) at x = 2.
2 3
4. Determine the equation of the tangent line of f(x) at x = 2.
4 5 6
5. Determine the equation of the normal line of f(x) @ x = 2.
7 8
6. At what points, if any, are the tangents to the graph of f(x) horizontal?