Answer:he started with 20
Step-by-step explanation:
Answer:1/2
Step-by-step explanation:
Answer:
9 is correct
Step-by-step explanation:
Mean is an average.
In order to find mean we must add up all the numbers and divide by how many numbers there are.
82 + 105 + 247 + 119 + 94 + 202
Adding them together and we get...
849.
We can see that we have 6 numbers.
849/6
849 divided by 6 is...
141.5
That is the mean.
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We need to have


Integrate the first PDE with respect to
:

Differentiate with respect to
to get


So we have

which means
is indeed conservative.