That's already rounded to the nearest tenth
0 would represent the top of the surface of the ground
The value of double integration can be found by applying limits and integrating them one by one.
<h3>What is integration?</h3>
It is defined as the mathematical calculation by which we can sum up all the smaller parts into a unit.
We have:
![\rm \int\limits \int\limits_R {ye^{-xy}} \, dA \ , R = [0,2]\times[0,3]](https://tex.z-dn.net/?f=%5Crm%20%5Cint%5Climits%20%5Cint%5Climits_R%20%7Bye%5E%7B-xy%7D%7D%20%5C%2C%20dA%20%5C%20%2C%20R%20%3D%20%5B0%2C2%5D%5Ctimes%5B0%2C3%5D)
After plugging limits:

After solving the first integration:

After solving the further integration and plugging limits:


Thus, the value of double integration can be found by applying limits and integrating them one by one.
Learn more about integration here:
brainly.com/question/18125359
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So, let's set this up:
0.04x+0.05y=1100
0.05x+0.04y=1150
Let's multiply each equation by 100:
4x+5y=110000
5x+4y=115000
Now let's add those together:
9x+9y=225000
And we need to find x+y, so we just divide by 9 and get 25,000
<u>Answer:</u>
32 students
<u>Step-by-step explanation:</u>
We are given that at the beginning of a class period, half of the students in a class go to the library and half of the remaining to the computer lab.
Given that there are 8 students remaining, we are to find the total number of students in the class initially.
At beginning =
students
After half of them leave =
students
After half of the remaining leave =
students
So, 

x = 32
Therefore, there were 32 students in the class originally.