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Grade Upto college levelDifferential Calculus

lim x4-3x3+2



x-->1 x3-5x2+3x+1

Profile image of chanda ranjan
15 Years agoGrade Upto college level
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1 Answer

Profile image of vikas askiitian expert
ApprovedApproved Tutor Answer15 Years ago

 lim               (x4-3x3+2) / (x3-5x2+3x+1)

 x-->1

on putting x=1 0/0 comes

useing L holpital rule ,differentiating numerator & denominator wrt x

lim x-->1  (3x3 -9x2)/3x2-10x+3

 now taking limit we get 0

ans is 0