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[Post New]16 Nov 2007 08:52:55 IST
    Subject: functions
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kislay (1118)

Blazing goIITian

Olaaa!! Perrrfect answer. 198  [262 rates]
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let f(x) = ax3 + bx2 +cx + dsinx.find the condition that f(x) is always one - one function..

ans.

b2<3a(c-|d|)

but accord. to me it sud be
b2<3a(c+|d|).
pls solve
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