Browse · MATH Print → jmc algebra senior Problem Given that x+y=13 and xy=24, find the distance from the point (x,y) to the origin. Solution — click to reveal The distance from (x,y) to the origin is x2+y2. We note that x2+y2=x2+2xy+y2−2xy=(x+y)2−2xy, so x2+y2=132−48=121=11. Final answer 11 ← Previous problem Next problem →