A thin plate of constant density covers the region bounded by the ellipse, described by the equation below, in the xy-plane. Find the first moment of the plate about the origin. (Hint: Use the transformation xequalsarcosinetheta, yequalsbrsinetheta.

On a architect's drawing of a house, 1 inche representa 1.5

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?