Find a vector function that represents the curve of intersection ofthe two surfaces. The cylinder
x2+y2=36 an the surface z=xy
r(t)= 6cos(t)i + 6sintj+ k

The number of pages in the u.s. tax code exceeds the number of pages in the king james bible by 18,528. the combined number of pages in the tax code and the bible is 21,472

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15