Math 1250Practice sheet #11.a) Estimate the area under the curve f(x) = √x, 2 x 14, with n = 3 rectangles, taking the height of the rectangles to be f evaluated at the right endpoint of each interval. Sketch the corresponding rectangles on the graph.Width of each rectangle = Δx=_____________sum of areas = _________b) repeat with n = 6 rectangles. Width of each rectangle = Δx=_____________sum of areas = ________2. The graph of f(x) = x2+ 4 is given. Math 1250 practice sheet #1page 1of 4i =indexnumberxi= rightend pointof ithintervalf(xi) =height of ithrectanglef(xi)⋅Δx= area of iitrectangle123i =indexnumberxi= rightend pointof ithrectanglef(xi) =height of ithrectanglef(xi)⋅Δx= area of iitrectangle123456
Estimate the area under f(x) and between x = 3 and x = 6 using n = 5 rectangles.Use the right endpoint of each interval to find the height of the rectangles. Sketch the associated rectangles.