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qwertyfreak

Look at drawing... Multiply and simplify.

  • one year ago
  • one year ago

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  1. qwertyfreak
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    |dw:1336407343381:dw|

    • one year ago
  2. jhonyy9
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    how can you factoriz x^2 -4 and x^2 -1 ?

    • one year ago
  3. jhonyy9
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    know you this :a^2 -b^2 =(a-b)(a+b)

    • one year ago
  4. qwertyfreak
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    idk its just the question, and it doesn't say factorize, just multiply and simplify

    • one year ago
  5. jhonyy9
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    yes i know but if you factoriz you will can easy simplify it

    • one year ago
  6. jhonyy9
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    (x-2)(x+2) x+1 ---------- * ----- = (x-1)(x+1) x+2

    • one year ago
  7. jhonyy9
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    can you continue ?

    • one year ago
  8. jhonyy9
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    can you simplifie it now ?

    • one year ago
  9. qwertyfreak
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    no im stuck

    • one year ago
  10. jhonyy9
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    because in numerator there is (x+2) and x+1 and these are in denominator too so hence you can simplifie these terms - yes ?

    • one year ago
  11. jhonyy9
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    so after you will simplifie these terms what will remain there ?

    • one year ago
  12. jhonyy9
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    x-2 ---- x-1 - these will remain - right ?

    • one year ago
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