已知绝对值2006-a=根号a-2007=a,求a-2006的平方+18的值.

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已知绝对值2006-a=根号a-2007=a,求a-2006的平方+18的值.
x){}KtΧ { tm-{.knlcm|VӝM۩mhb7ѳI*ҧ)v6TsOv삨3 =lx{iHHI<;lO<r!潧+^6xq= Q(gCuBٔm/nGʜ

已知绝对值2006-a=根号a-2007=a,求a-2006的平方+18的值.
已知绝对值2006-a=根号a-2007=a,求a-2006的平方+18的值.

已知绝对值2006-a=根号a-2007=a,求a-2006的平方+18的值.
因为a-2007>0
所以a>2007
因为2006

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