y'=6x^2+6x-1
k=6-6-1=-1
x=-1,y=3
切線方程y=-1(x+1)+3即x+y-2=0
曲線y=2x^3+3x^2-x+1在點(-1,3)處的切線方程是什么?
曲線y=2x^3+3x^2-x+1在點(-1,3)處的切線方程是什么?
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RT
數(shù)學(xué)人氣:760 ℃時間:2020-10-01 10:38:59
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