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计算0.01^2+0.02*0.09+0.09^2
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计算0.01^2+0.02*0.09+0.09^2
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答案和解析
0.01^2+0.02*0.09+0.09^2
=0.01^2+2*0.01*0.09+0.09^2
=(0.01+0.09)^2
=0.1^2
=0.01
=0.01^2+2*0.01*0.09+0.09^2
=(0.01+0.09)^2
=0.1^2
=0.01
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