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Sinz Group Title

Simplify the following expression, and rewrite it in an equivalent form with positive exponents. -18x^2y^4/6x^7y^2

  • 3 years ago
  • 3 years ago

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  1. Walleye Group Title
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    \[-18x^2y^4/6x^7y^2\]

    • 3 years ago
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    is this what you mean

    • 3 years ago
  3. Sinz Group Title
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    YES

    • 3 years ago
  4. Sinz Group Title
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    Sorry for the caps

    • 3 years ago
  5. Walleye Group Title
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    ok great think of it like this \[-18x*x*y*y*y*y/6x*x*x*x*x*x*x*y*y\]

    • 3 years ago
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    I know it looks long but now think about canceling

    • 3 years ago
  7. Sinz Group Title
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    okay so when dividing you subtract then right

    • 3 years ago
  8. Walleye Group Title
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    yes if you had X^3/x^2 you would have x^3-2

    • 3 years ago
  9. Sinz Group Title
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    okay was just trying to figure out how the division part worked for exponents so now I divide -18 from 6 to get 3 right then subtract the like exponents

    • 3 years ago
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    yes! but you have one little error. do you see it?

    • 3 years ago
  11. Sinz Group Title
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    the negative sign

    • 3 years ago
  12. Walleye Group Title
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    yep! good work!

    • 3 years ago
  13. Sinz Group Title
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    well from the way the question was worded it said to rewrite with positive exponents

    • 3 years ago
  14. Walleye Group Title
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    ah yes the exponent means the power. as in x^5 5 is the exponinet -3 is called the coeffecient in you problem

    • 3 years ago
  15. Sinz Group Title
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    okay so I was right when I said the problem I got -3x^5y^2 but it doesn't look right to me

    • 3 years ago
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    I see what you mean the simplied version will be-3x^-5y^2

    • 3 years ago
  17. Walleye Group Title
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    like this \[-3y^2 / x^5\]

    • 3 years ago
  18. Sinz Group Title
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    okay is that the way it is supposed to look

    • 3 years ago
  19. Sinz Group Title
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    I wasn't sure

    • 3 years ago
  20. Walleye Group Title
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    yep! simpfied here means that you did all of the division you could

    • 3 years ago
  21. Walleye Group Title
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    remember that x^-3 = 1/(x^3) for example

    • 3 years ago
  22. Sinz Group Title
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    one other question when you multiply 2 negatives you get 2 positives correct?

    • 3 years ago
  23. Sinz Group Title
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    okay that's right

    • 3 years ago
  24. Walleye Group Title
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    Negative * negative = postive

    • 3 years ago
  25. Sinz Group Title
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    okay thanks

    • 3 years ago
  26. Walleye Group Title
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    np!

    • 3 years ago
  27. Sinz Group Title
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    Thank you again for helping me to answer my problem

    • 3 years ago
  28. Sinz Group Title
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    I gave you a medal and fanned you also

    • 3 years ago
  29. Walleye Group Title
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    No problem anytime!

    • 3 years ago
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