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(1/4m³+2n)(1/4m³-2n)+(2n-4)(4+2n)(1/2a+2/3b-3/4c)(1/2a-2/3b-3/4c)
题目详情
(1/4m³+2n)(1/4m³-2n)+(2n-4)(4+2n)
(1/2a+2/3b-3/4c)(1/2a-2/3b-3/4c)
(1/2a+2/3b-3/4c)(1/2a-2/3b-3/4c)
▼优质解答
答案和解析
(1/4m³+2n)(1/4m³-2n)+(2n-4)(4+2n)
=(1/4m³+2n)(1/4m³-2n)-(2n-4)(2n-4)
=1/16m六次方-4n²+4n²+16
=1/16m六次方+16
=(1/4m³+2n)(1/4m³-2n)-(2n-4)(2n-4)
=1/16m六次方-4n²+4n²+16
=1/16m六次方+16
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