Ultimate concept


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  1. #1 by abhinav rekhi on May 8, 2012 - 9:32 pm

    sir,when can i come to you for guidance reg Logs and Sets , please give me an appointment , appreciate your help.-abhinav rekhi, 11th batch M , FIITJEEJLN MARG CAMPUS.

  2. #2 by TARUN SHARMA on May 11, 2012 - 9:24 pm

    MULTIPLE CORRECT QUESTIONS
    Q1.d equation x+sq.rootx+sqroot(x+2)+sqroot(x^2+2x)=3 has:
    A.no solution
    B.at least one solution
    C.only +ve solutions
    D.infinite no. of solutions

    Q2.let P(X) be a polynomial such that P(x^2+2)=x^17-3x^5+x^3-3 den
    A. P(X)=0 has at least 34 roots
    B. P(X)=0 has xactly 17 roots
    C.sum of d roots of P(X)=0 is -193
    D.none of dese

    • #3 by ARINDAM BANERJEE on May 30, 2012 - 12:29 pm

      Q1 B,C – FROM GRAPH WE WILL GET AT LEAST 1 SOLN .ALSO IT WILL BE +ve AS sqrt(x) CANT HAVE (x) -ve

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