Como podemos ajudar?
Avatar

Bailey Moore

Seguir

  • Bailey Moore comentou,

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

  • Bailey Moore comentou,

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

  • Bailey Moore criou uma publicação,

    Quadratics (again; please help!)

    Respondida

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

    1. Comunidade
    2. Study Group

  • Bailey Moore criou uma publicação,

    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. Comunidade
    2. Study Group

  • Bailey Moore criou uma publicação,

    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. Comunidade
    2. Study Group

  • Bailey Moore comentou,

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

    1. Comunidade
    2. Study Group
    3. Imaginary Numbers

  • Bailey Moore criou uma publicação,

    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. Comunidade
    2. Study Group

  • Bailey Moore comentou,

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

  • Bailey Moore criou uma publicação,

    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. Comunidade
    2. Study Group
  • Atividade total 15
  • Última atividade
  • Membro desde
  • Seguindo 0 usuário
  • Seguido por 0 usuário
  • Votos 1
  • Assinaturas 5
  • Atividade total 15
  • Última atividade
  • Membro desde
  • Seguindo 0 usuário
  • Seguido por 0 usuário
  • Votos 1
  • Assinaturas 5