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[16^(*).8" Let "a in R" and let "f:R rar...

[16^(*).8" Let "a in R" and let "f:R rarr R" be given by "f(x)=x^(5)-5x+2." Then "],[[" (A) "f(x)" has three real roots if "a>4," [JEE (Advanced) "2014," Paper- "1,(3,0)/60]],[" (C) "f(x)" has three real roots if "a<-4," (B) "f(x)" has only one real root if "a>4]]

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