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The lengths of tangent, subtangent, normal and subnormal for the curve $y=x^2+x-1$ at $(1,1)$ are A,B,C and D respectively then their increasing order is

\[\begin {array} {1 1} (a)\;B,D,A,C & \quad (b)\;B,A,C,D \\ (c)\;A,B,C,D & \quad (d)\;B,A,D,C \end {array}\]

1 Answer

(d) B,A,D,C
answered Nov 7, 2013 by pady_1
 
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