I assume there's a plus sign missing above...
Convert to polar coordinates, using

Then the Jacobian is

Then

so the integral can be written as

Let

, so that

.
Answer:
it may be registered or register, or registering. i am not entirely sure.
Step-by-step explanation:
Answer:
4 and 132
Step-by-step explanation:
4 x 33 = 132
the numbers 4 and 132 have nothing to do with 9, no matter what way you look at them
i hope this helps :)
Answer:
28 quarters and 12 nickles
Step-by-step explanation:
How many quarters goes into 7 dollars? 28, because there is 4 in each dollar.
How many nickles are in 60 cents? 12, because 5 times 12 is 60.