(____)1. A. two B. to C. nine
(____)2. A. eight B. ten C. egg
(____)3. A. cake B. banana C. one
(____)4. A. three B. ten C. desk
(____)5. A. for B. four C. ten
F为抛物线y2=4x的焦点,A,B,C为抛物线上三点.O为坐标原点,若F是△ABC的重心,△OFA,△OFB,△OFC的面积分别为S1,S2,S3,则S12+S22+S32的值为( )
这个数可能是____