Question:

How do you simplify this?

by  |  earlier

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(1+(x/y)) / (1-(x^2/y^2))

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6 ANSWERS


  1. idk


  2. uhh,

    i forgot.=)

  3. math was never my strong suit..

  4. The bottom can be simplified into a difference of two squares.

    (1+(x/y)) / (1-(x^2/y^2)) = (1+(x/y)) / ( (1-(x/y) (1+(x/y) )

                                     = 1 / (1-(x/y))

    1-(x^2/y^2) is the same as 1^2 - (x/y)^2. As you can see it becomes a difference of two squares. and the terms cancel out. :) hope that makes sense.  

  5. pickles!!

  6. = (1 + [x/y])/(1 - [x²/y²])

    = ([x + y]/y)/([y² - x²]/y²)

    = ([x + y]/y)(y²/[{y + x}{y - x}])

    = 1/1(y/[y - x])

    = y/(y - x)

    Answer: y/(y - x)

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