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Bailey Moore

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  • Bailey Moore hizo un comentario,

    Ok.  I have studied this so much, but I still cannot understand this last part.  Thank you SO much for taking the time to answer (I mean this sincerely). 

    1. Comunidad
    2. Study Group
    3. Quadratics (again; please help!)

  • Bailey Moore hizo un comentario,

    Wow.  I am still very confused.  Why would you divide?  This has been the hardest thing in math I have done.  Thanks for answering, though!

    1. Comunidad
    2. Study Group
    3. Quadratics (again; please help!)

  • Bailey Moore creó una publicación,

    Quadratics (again; please help!)

    Respondida

    I don't understand how this:    3 ± 3√17 ________     -12   Simplifies into this:     1 ±√17 ________      -4  

    1. Comunidad
    2. Study Group

  • Bailey Moore creó una publicación,

    Completely Simplifying Quadratics

    Respondida

    This was listed as the final answer for a Quadratic Equation: So, why did they not simplify this further (to -1/-2)?  I thought you were supposed to.  Will it not be the same answer?  As long as it...

    1. Comunidad
    2. Study Group

  • Bailey Moore creó una publicación,

    Order of Operations

    Respondida

    I thought addition came before subtraction. Also, how do you know where to put parentheses when there are none in the equation already?  Surprisingly, I think that Order of Operations is one of the...

    1. Comunidad
    2. Study Group

  • Bailey Moore hizo un comentario,

    Ok, so it is a matter of how simplified the answer is?     I have another question: Is √−5   i√5 or 5i?  

    1. Comunidad
    2. Study Group
    3. Imaginary Numbers

  • Bailey Moore creó una publicación,

    Imaginary Numbers

    Respondida

    I have a question--sometimes the answer to the square root of an imaginary number will just be written in positive form with an i, but other times, it will be written like this (ex): 2√−4.  When do...

    1. Comunidad
    2. Study Group

  • Bailey Moore hizo un comentario,

    Oh, OK!  Thanks!   I don´t know if negative infinity was mentioned in any of the videos; I just saw it on a practice question.  I´ll go back and look.     *I have no idea why the apostrophe is an a...

    1. Comunidad
    2. Study Group
    3. What does -∞ mean? (negative infinity?)

  • Bailey Moore creó una publicación,

    What does -∞ mean? (negative infinity?)

    Respondida

    When I was practicing limits, the answer to one of the questions was -∞.  Does this mean ¨negative infinity¨?  What does ¨negative infinity¨ mean? 

    1. Comunidad
    2. Study Group
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