“实数a,b满足a2+b2
“实数a,b满足a2+b2
已知实数a,b满足方程(a2+b2+5)(a2+b2-5)=0,则a2+b2=______
若实数a,b满足a2+ab-b2=1,那么a2+b2的最小值是多少?
若实数a,b满足a2+ab-b2=0,则a/b=?
已知a、b实数且满足(a2+b2)2-(a2+b2)2-6=0,则a2+b2的值为
已知a、b实数且满足(a2+b2)2-(a2+b2)-6=0,则a2+b2的值为______.
实数a,b 满足a2+b2=1 则ab范围
已知实数a,b满足ab=1,那么1/(a2+1)+1/(b2+1)=?
若实数a,b满足a2+ab-b2=0,则ab
若非零实数a、b满足4a2+b2=4ab,则ba等于( )
如果实数a,b满足条件a2+b2=1,|1-2a+b|+2a+1=b2-a2,则a+b=______.
若实数a,b满足条件(a/b)+(b/a)=2,求(a2+ab+b2)/(a2+4ab+b2)的值