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C1 Soloman Differentiation questions help puhleasee :3 Watch

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    (Original post by Aph)
    Is that after differentiation?
    Then when differentiated

    dy/dx= 1/3x^1/2 - x^-1/2 + 1/2x^-3/2

    EDIT:

    dy/dx = 1/2x^1/2 - x^-1/2 + 1/2x^-3/2
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    (Original post by Dinaa)
    Then when differentiated

    dy/dx= 1/3x^1/2 - x^-1/2 + 1/2x^-3/2
    You differentiated incorrectly.
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    (Original post by Aph)
    You differentiated incorrectly.

    Check the edit
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    (Original post by Dinaa)
    Then when differentiated

    dy/dx= 1/3x^1/2 - x^-1/2 + 1/2x^-3/2

    EDIT:

    dy/dx = 1/2x^1/2 - x^-1/2 + 1/2x^-3/2
    That's correct. Now what do you want to do?
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    (Original post by Aph)
    That's correct. Now what do you want to do?
    Express in the form (x+a)^2/(bx^3/2)

    find a and b
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    (Original post by Dinaa)
    Express in the form (x+a)^2/(bx^3/2)

    find a and b
    So... Do it
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    (Original post by Aph)
    So... Do it
    I don't know how to do that :rofl:

    I think

    let me try again
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    (Original post by Dinaa)
    I don't know how to do that :rofl:

    I think

    let me try again
    It's just a bit of simple maths. I know you can do it:rolleyes:
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    (Original post by Dinaa)
    I don't know how to do that :rofl:

    I think

    let me try again
    What could you do to get rid of fractions...

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    (Original post by Aph)
    It's just a bit of simple maths. I know you can do it:rolleyes:
    (Original post by samb1234)
    What could you do to get rid of fractions...

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    I got

    1/3x - 1 + 1/4x

    lol so so wrong
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    21?
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    (Original post by Dinaa)
    I got

    1/3x - 1 + 1/4x

    lol so so wrong
    You got the differential right, you just need to use that.
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    (Original post by Dilzo999)
    21?
    Rofl eff off :lol:

    (Original post by Aph)
    You got the differential right, you just need to use that.
    Omadaizz.. It was correct? :O :woo:
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    (Original post by Dinaa)
    Rofl eff off :lol:



    Omadaizz.. It was correct? :O :woo:
    Your differentiation was, what you just gave wasn't.
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    (Original post by Aph)
    Your differentiation was, what you just gave wasn't.

    lolololol was gonna say, kind of knew it was wrong :lol:
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    Ok so that question we shall leave for now..

    I have more but nvm, I feel like I've asked too much :blushing:
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    Erm, should i be doing solomon papers? My teacher said they were a waste of time...
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    (Original post by Dinaa)
    Ok so that question we shall leave for now..

    I have more but nvm, I feel like I've asked too much :blushing:
    If the end answer is being divided by something, what does that mean you must have done at some point

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    (Original post by Dinaa)
    lolololol was gonna say, kind of knew it was wrong :lol:
    The answer isn't that hard to find, and don't worry about asking a lot. We are here to help.
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    (Original post by samb1234)
    If the end answer is being divided by something, what does that mean you must have done at some point

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    (Original post by Aph)
    The answer isn't that hard to find, and don't worry about asking a lot. We are here to help.
    I don't know, I'm confused
 
 
 
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