计算:(a/a+1)+(a-1/a²-1)

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计算:(a/a+1)+(a-1/a²-1)计算:(a/a+1)+(a-1/a²-1)计算:(a/a+1)+(a-1/a²-1)

计算:(a/a+1)+(a-1/a²-1)
计算:(a/a+1)+(a-1/a²-1)

计算:(a/a+1)+(a-1/a²-1)