1.如果实数a,b,c满足^2+(b)^2+(c)^2=9,那么代数式^2+(b)^2+(c)^2=9的最大值是_______.2.已知实数a,b,c满足^2+(b)^2+(c)^2=9,^2+(b)^2+(c)^2=9,^2+(b)^2+(c)^2=9,则^2+(b)^2+(c)^2=9的最小值是_______.

1.如果实数a,b,c满足,那么代数式的最大值是_______.
2.已知实数a,b,c满足,,,则的最小值是_______.