Answer:
Each month -> 3 lawns
7 months -> 21 lawns (7x3=21)
29-21=8
He needed 8 more lawns to mow.
Step-by-step explanation:
B.
32
16x2
By Green's theorem,
where is the circle and is the interior of , or the disk .
Convert to polar coordinates, taking
Then the work done by on the particle is