Question

calc 3 problem!

Answer 1

at the very end it should say "in the xy plane."

Answer 2

um..

Answer 3

R is an upper half of a disc that has a radius between 0 and 4

Answer 4

double integral of r^2 r bounded from 0 to 4 theta from 0 to pie

Answer 5

sqr rt ( x^2+y^2) is r , jacobian gives another r; that's why it's r^2

Answer 6

that's not the answer tho..