Question
Density at a point A thin flat plate is situated in an xy-plane
such that the density d (in Ib/ft?) at the point P(x, y) is in-
versely proportional to the square of the distance from the
origin. What is the effect on the density at P if the x- and
y-coordinates are each multiplied by ?
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Transcribed Image Text

Density at a point A thin flat plate is situated in an xy-plane such that the density d (in Ib/ft?) at the point P(x, y) is in- versely proportional to the square of the distance from the origin. What is the effect on the density at P if the x- and y-coordinates are each multiplied by ?