A#B=A*A-B*B 求1-1#2-3#3-4#4.-2009#2010麻烦诸位最好写清祥细步骤,
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![A#B=A*A-B*B 求1-1#2-3#3-4#4.-2009#2010麻烦诸位最好写清祥细步骤,](/uploads/image/z/104035-67-5.jpg?t=A%23B%3DA%2AA-B%2AB+%E6%B1%821-1%232-3%233-4%234.-2009%232010%E9%BA%BB%E7%83%A6%E8%AF%B8%E4%BD%8D%E6%9C%80%E5%A5%BD%E5%86%99%E6%B8%85%E7%A5%A5%E7%BB%86%E6%AD%A5%E9%AA%A4%EF%BC%8C)
A#B=A*A-B*B 求1-1#2-3#3-4#4.-2009#2010麻烦诸位最好写清祥细步骤,
A#B=A*A-B*B 求1-1#2-3#3-4#4.-2009#2010
麻烦诸位最好写清祥细步骤,
A#B=A*A-B*B 求1-1#2-3#3-4#4.-2009#2010麻烦诸位最好写清祥细步骤,
1-1#2-2#3-3#4.-2009#2010
=1-(1*1-2*2)-(2*2-3*3)-…………-(2009*2009-2010*2010)
=2010*2010
=4040100
楼主题目错了,一楼正解。
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