2r+7+2n+n2
Because I combined the ones with like terms.
If you're just integrating a vector-valued function, you just integrate each component:


The first integral is trivial since
.
The second can be done by substituting
:

The third can be found by integrating by parts:



Mitch did not line the place values up right
Answer:
Area=615.75
Step-by-step explanation:
A=πr2
Seriously I have helped you twice in 5 minutes.
Solve for y,
13x - 11 y = -12
13x + 12 = 11y
Answer: y = (13/11) x + (12/11)