SOLUTION: 5x2-9y2=45 4x2+9y2=36 x2+y2-25=0 y2-1=x2 4x2+8x+4y2=0 x2+y2+8x+2y-8=0 x2+(y-3)2 = (Y+3)2

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: 5x2-9y2=45 4x2+9y2=36 x2+y2-25=0 y2-1=x2 4x2+8x+4y2=0 x2+y2+8x+2y-8=0 x2+(y-3)2 = (Y+3)2      Log On