answer the question:

3. 4% - Find the equation of tangent line to the curve y = 2x . sin(x) at the point (". TT). Answer: 4. 8% - Given the graph below, state the equation of the graph in the form of f (x) = ? ?. Then, what is the first and second derivative of the function? Draw the first derivative and second derivative of the graph. Label the min / max / intercept accordingly, if available