已知|a-2|+b^2+1=0,求a^2+ab/﹙a+b﹚^2的值

2024-12-29 18:19:57
推荐回答(1个)
回答1:

|a-2|+(b+1)^2=0,
|a-2|=0 a=2
(b+1)^2=0 b=-1

a^2+ab/﹙a+b﹚^2
=2^2+2×(-1)/﹙2-1﹚^2
=4-2
=2