2. [0/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 5.1.011.MI. MY NOTES ASK YOUR TEACHER Oil leaked from a tank at a rate of r(t) liters per hour. The rate decreased as time passed, and values of the rate at two-hour time intervals are shown in the table. t (h) 8 10 r(t) (L/h) 8.9 7.5 6.7 5. 5.1 Find lower and upper estimates for the total amount of oil (in liters) that leaked from the tank over the interval [0, 10]. (Use five equal subintervals.) lower estimate 169.2 XL upper estimate 62.2 XL Submit Answer 3. [0/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 5.1.018. MY NOTES ASK YOUR TEACHER Use this definition with right endpoints to find an expression for the area under the graph of fas a limit. Do not evaluate the limit. f ( x ) = x + In(x), 45x59 A = lim 4+ i +In 4+ 2i 5 n - 00 n 1 = 1 X Submit