已知m-n=8,则(m-n)²(m-n)²不好意思是m²-n²=8 (m-n)²(m+n)²
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已知m-n=8,则(m-n)²(m-n)²不好意思是m²-n²=8 (m-n)²(m+n)²
已知m-n=8,则(m-n)²(m-n)²
不好意思是m²-n²=8 (m-n)²(m+n)²
已知m-n=8,则(m-n)²(m-n)²不好意思是m²-n²=8 (m-n)²(m+n)²
(m-n)²(m-n)²
=(m-n)^(2+2)
=(m-n)^4
=8^4
=4096
8^4表示8的4次方
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(m-n)²(m-n)²
=8²×8²
=64×64
=4096
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已知m-n=8,
则(m-n)²(m-n)²=8²×8²=4096