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Math help with Algebra

posted by on .

Divide (x^4-y^4) by (x-y).

Need to show work to help me understand.
Also need to answer without parentheses.

Thanks for any and all help with this one!!

  • Math help with Algebra - ,

    (x^4-y^4)
    = (x^2 - y^2)(x^2 + y^2)
    = (x+y)(x-y)(x^2 + y^2)

    so (x^4-y^4)÷(x-y)
    = (x+y)(x-y)(x^2 + y^2)÷(x-y)
    = (x+y)(x^2 + y^2)

    expand this if you don't want the brackets.

  • Math help with Algebra - ,

    Hey, thanks for your help.

  • Math help with Algebra - ,

    welcome

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