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Type: Posts; User: suvadip

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  1. Replies
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    what are the principles

    What are the principles that must be adopted in determining class intervals of a frequency distribution
  2. Replies
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    236

    binomial distribution

    Show that the binomial distribution is symmetric when p=1/2

    please help
  3. Thread: Ferrari method

    by suvadip
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    3
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    1,200

    Ferrari method

    I want to solve x4-8x3+4x+32=0 by Ferrari method. Please help
  4. Thread: perfect square

    by suvadip
    Replies
    3
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    551

    Perhaps I was unable to make you understand. I...

    Perhaps I was unable to make you understand. I need only the real value of y for which the given expression will be a perfect square. x should be present in the expression. I want to write the...
  5. Thread: probability

    by suvadip
    Replies
    1
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    557

    probability

    I have the following 5 problems, please help me.

    1.Let X have a Poisson distribution with parameter m. Show that
    P(X is even)=(1+e2m)/2

    2. A point is chosen at random on a circle of radius a,...
  6. Thread: perfect square

    by suvadip
    Replies
    3
    Views
    551

    perfect square

    For which value of y(any real number),

    (16+y)x2-4(1+y)x+(y2-128)/4 is a perfect square?

    Please help me
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    459

    singular solution

    How to find the singular solution of

    y=px+sqrt(1+2p4) where p=dy/dx


    or

    how to eliminate p between

    x=-4p3/sqrt(1+2p4) and y=(1-2p4)/sqrt(1+2p4)
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