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y^5+2y-x-3x^7=0求导
人气:469 ℃ 时间:2019-10-11 07:49:12
解答
y^5+2y-x-3x^7=0
5y^4*y'+2y'-1-21x^6=0
y'(5y^4+2)=21x^6+1
y'=(21x^6+1)/(5y^4+2)
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