3. [0/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 6.5.017.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In a certain city the temperature (in OF) t hours after 9 a.m. was modeled by the function T(t) = 42 + 19 sin( It Find the average temperature ave (in OF) during the period from 9 a.m. to 9 p.m. (Round your answer to the nearest degree.) Tave = 42 X OF Enhanced Feedback Please try again. Recall that the average value of a function fon an interval [a, b] is fave = 7 - / f(x)dx. Need Help? Read It Watch It Master It1. [-/2 Points] DETAILS 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) 2 8 10 r(t) (L/h) 8.9 7.5 6.7 6.2 5.6 5.3 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 upper estimate Submit Answer 2. [-/1 Points] DETAILS SCALCET9 5.1.014. MY NOTES ASK YOUR TEACHER The graph of the velocity of a car accelerating from rest to a speed of 60 km/h over a period of 30 seconds is shown. v (km/h) 60 40 20 0 10 20 30 t (seconds) Use this graph and a midpoint Riemann sum with six equal subintervals to estimate the distance traveled (in km) by the car during this time period. (Round your answer to two decimal places.) km Submit AnswerSubmit Answer 3. [0/1 Points] PREVIOUS ANSWERS SCALCET9 5.2.054. MY NOTES ASK calcPad DETAILS Operations Functions Use the properties of integrals and / edx = e3 -e to evaluate / (3ex - 5) dx. : Symbols Relations Sets VO O! Vectors Trig Viewing Saved Work Revert to Last Response Submit Answer Greek Help 4. [1/1 Points] DETAILS PREVIOUS ANSWERS SCALCET9 5.2.059. MY NOTES ASK YOUR TEACHER If f ( x ) dx = 39 and / 9(x) dx = 14, find / [3/ (x ) + 59(x)] dx.5. [1/2 Points] DETAILS PREVIOUS ANSWERS SCALCET9 6.1.021. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Sketch the region enclosed by the given curves. x = 3y , x = 8+ y2 y -3 -2 -1 1 2 3 12 2 2 - 2 10 1 -4 X -6 -12 -10 18 -6 -4 - 2 2 4 6 10 12 -1 -1 4 -10 -2 N -12 O-31 -31 AO -2 -1 1 2 3 Find the area of the region. 128 3 X Enhanced Feedback Please try again. Start by finding the points on which the curves intersect. Recall that the area A bounded by the curves x = f(y), x = g(y), and the lines y = a, y = b, where fand g are continuous and f(y) 2 g(y) for all y in [a, b], is A = [f(y) - 9()] dy. Need Help? Read It Watch It6. [-/1 Points] DETAILS SCALCET9 6.1.056. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER The widths (in meters) of a kidney-shaped swimming pool were measured at 3-meter intervals as indicated in the figure. 2.8 2.5 3.4 3.6 3.1 Use the midpoint rule with n = 4 to estimate the area (in my) of the pool. m 2 Need Help? Read It Submit Answer 1 Requ