计算:(-1/3)²÷(-1/3)3³×(1/3)³÷3的-2次方×(-3)º
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计算:(-1/3)²÷(-1/3)3³×(1/3)³÷3的-2次方×(-3)º
计算:(-1/3)²÷(-1/3)3³×(1/3)³÷3的-2次方×(-3)º
计算:(-1/3)²÷(-1/3)3³×(1/3)³÷3的-2次方×(-3)º
(-1/3)²÷(-1/3)³×(1/3)³÷3的-2次方×(-3)º
=1/9÷(-1/27)x1/27÷1/9x1
=-1/9x27x1/27x9x1
=-1
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