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Math Help - simplify

  1. #1
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    simplify

    this is my question:

    -3----4
    2a X 3a=?
    ----------------------7
    would the answer be, 5a

    the --- are there because i can't get the numbers to stay above other numbers without there being anything else there.
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  2. #2
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    Quote Originally Posted by andyboy179 View Post
    this is my question:

    -3----4
    2a X 3a=?
    ----------------------7
    would the answer be, 5a

    the --- are there because i can't get the numbers to stay above other numbers without there being anything else there.
    HI

    i think you need to revise your post . If you want to write a fraction ,

    \frac{numerator}{denomintator} , then wrap it up with the math tags .
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  3. #3
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    its not a fraction
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  4. #4
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    simplify-untitled.jpg
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  5. #5
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    Quote Originally Posted by andyboy179 View Post
    Click image for larger version. 

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    nope , it should be 6A^7 , 2x3=6 ..

    btw , to write in latex , 2A^3\times 3A^4 , then wrap with the tags .
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  6. #6
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    Quote Originally Posted by mathaddict View Post
    nope , it should be 6A^7 , 2x3=6 ..

    btw , to write in latex , 2A^3\times 3A^4 , then wrap with the tags .

    thanks, 3^4\times 3^- 2\times 3^7
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  7. #7
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    Quote Originally Posted by andyboy179 View Post
    thanks, 3^4\times 3^- 2\times 3^7
    3^{-2} for the term in the middle .
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  8. #8
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    Quote Originally Posted by mathaddict View Post
    3^{-2} for the term in the middle .

    kk, would the answer to that be 3^9
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  9. #9
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    Quote Originally Posted by andyboy179 View Post
    kk, would the answer to that be 3^9
    yup , 3^9
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  10. #10
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    Quote Originally Posted by mathaddict View Post
    yup , 3^9

    thanks
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  11. #11
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    2a^3 b\times 3ab^- 3 would it = 6a^4 b^4
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  12. #12
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    Quote Originally Posted by andyboy179 View Post
    2a^3 b\times 3ab^- 3 would it = 6a^4 b^4
    you answer is wrong

    2a^3b\times 3ab^{-3} = (2\times 3) a^{3+1} b^{1-3} =6a^4b^{-2}
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  13. #13
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    Quote Originally Posted by Amer View Post
    you answer is wrong

    2a^3b\times 3ab^{-3} = (2\times 3) a^{3+1} b^{1-3} =6a^4b^{-2}
    sorry its not -3 its just 3 sorry
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  14. #14
    MHF Contributor Amer's Avatar
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    Quote Originally Posted by andyboy179 View Post
    sorry its not -3 its just 3 sorry
    in this case your solution is correct
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