y^5+2y-x-3x^7=0求导

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y^5+2y-x-3x^7=0求导y^5+2y-x-3x^7=0求导y^5+2y-x-3x^7=0求导y^5+2y-x-3x^7=05y^4*y''+2y''-1-21x^6=0y''(5y^4+2)=21

y^5+2y-x-3x^7=0求导
y^5+2y-x-3x^7=0求导

y^5+2y-x-3x^7=0求导
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)

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)