Answer Happy

Question 4 く > 1 = over the interval [ – 1, 2] using five approximating Estimate the area under the graph of f(x) rectangles and right endpoints. x + 3 Rn Repeat the approximation using left endpoints. Ln = Report answers accurate to 4 places. Remember not to round too early in your calculations.

Question 5 < > 4 3 2 1 1 1 2 3 1 To find the blue shaded area above, we would calculate: b f(a)dx = area Where: a = b = f(x) = = area =

Question 6 < > Evaluate the definite integral by interpreting it in terms of areas. (4x – 20)dx 6 5. 2