1 8 points 1. Consider the function f (x) = 4x2 + 9. Write the equation of the secant line given x=0 and x=5. Show all steps to earn full credit. (4 points) 2. Consider the function f (x) = x2. Write the equation of the tangent line given x=4. Show all steps to earn full credit. (4 points) T Drag n' Drop here or Browse 2 2 points A derivative can tell us which of the following? Select all that apply. O Slope of the tangent line U Average rate of change Slope of the secant line O Instantaneous rate of change