A.(12,4) B.(19,18) C.(7,11) D.(9,9)
A.(9,7) B.(18,2) C.(19,4) D.(12,3)
A.y2=X3+2x+1 B.y2+xy+y=X3+X2+2x+1 C.y2+2y=X3+X2+2x+1 D.y3+2y=X4+X2+2x+1