Please answer all the questions thoroughly

1)

The water level of a certain body.r of water is changing at a rate of WU] = gawk] inches per hour, where trepresents hours since 12 am. Part A: Using correct units, explain the meaning of L1 ond'l' in terms of the context of this problem. (1 point) Part B: Write the integral that represents the number of inches that the water level changes from T pm. to midnight. (2 points) Part c: Use your calculator to evaluate your integral from Part B. Explain the meaning of the answer in terms of the context. (3 points) Part D: What is the average hourly number of inches that the water level changes for this lake in one day? {4 points) For the regions A and B shown in the graph: Part A: Discuss the limits of integration. (3 points) Part B: Set up an integral expression that represents the total area. (4 points) Part C: Calculate the total area. (3 points) 6 y = x2+3 A B UJ X = (y-5)2-2 -1 26 -5 -4 -3 -2 -1 0 2 3 4 5 6 7