a=4 and d=7 so s=34 and s=87. I need a detailed solution to this problem.

E htlpsfferauiiisiruclurexoiw'coursesflmfdiscus D V i G E Announcements Modules MYLaD and Mas- tering Assig nmenls Grades People Media Gallery My Media End of Course Evaluations EagleViSlon Tutoring Hunt Library This is a graded discussion: IIXI points possible dueJunzs Module 9 Discussmn: Application CIN Problems .5 In the discussion area, solve your custom application problem using the concepts you have learned Apply your CiN In the bracketed spaces (the rst digit is [a]' the second digit is [DI and so forth.) Use Math Editor to enter ron-nulas and mathematical expressions. Problem i The area or a region undera curve is greater than the area oran inscribed rectangle and less than the area of a circumscribed rectangle, lnluihveiy, we understand that somewhere \"between' lhe inscribed and circumscribed rectangles there is a rectangle whose area is precisely equal to the area of the region under the cunie: f I") Erizidz =fit-tum: The average value ora mnclion on the interval [05; b] is determined by Average value = {7}\" I: 113') ii: The emciency e (in ill: 1 of an automobile engine is given by g = 0.7685 _ am\"?! ,where s is the speed (in mum of the car. Find the average efciency \\iiiitn respectlnlhe speed for s : 3{[e]} itth to a : sdi} Kn'ii'n. Round the answer to one decimal place, Example: it{[a]} = 4' then s = Mkmjh. and if {ll-1]} = 5 , then 8{[d}} : SEkm/hr Grading This posting Will be graded out of ti]: paints. if you receive an unsatisfactory grade, you may rework and repost the