GR9768 Q 51
Posted: Tue Apr 06, 2010 1:10 pm
let D be the region in the xy plane in which the series
Summation (x+2y)^k / k converges.
then the interior of D is
A) an open disk
B) the open region bounded by an ellipse
C) the open region bounded by a quadrilateral
D) the open region bounded by 2 parallel lines
E) an open half plane
Summation (x+2y)^k / k converges.
then the interior of D is
A) an open disk
B) the open region bounded by an ellipse
C) the open region bounded by a quadrilateral
D) the open region bounded by 2 parallel lines
E) an open half plane