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Math Help - Algebra expansion

  1. #1
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    Algebra expansion

    How is this true?? Algebra expansion-screen-shot-2013-05-12-11.45.48-am.png
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  2. #2
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    Re: Algebra expansion

    Try expanding all the brackets in the numerator and simplifying...
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  3. #3
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    Re: Algebra expansion

    I did that and I got k(3k+10) ...
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  4. #4
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    Re: Algebra expansion

    Is that expanding all the brackets?
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  5. #5
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    Re: Algebra expansion

    yes
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  6. #6
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    Re: Algebra expansion

    Surely if you still have brackets with factors outside them, then it is NOT fully expanded.
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  7. #7
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    Re: Algebra expansion

    3k^2 + 10k , but it still doesn't come to what it is supposed to be.
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