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A:
B:
C:
D:
The first question is as as the second one. I can answer them easily.
已知x2m﹣3+6=m是关于x的一元一次方程,试求代数式(x﹣3)2008的值.
高秆小麦的后代一般茎秆高,但栽种在贫瘠的土壤中则长得较矮,这一现象说明性状的表现受( )