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begin mathsize 14px style limit as x rightwards arrow 1 of fraction numerator x ² minus 1 over denominator x minus 1 end fraction space end style

  1. ...

  2. ...undefined

Jawaban:

Dengan metode pemfaktoran, diperoleh:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 1 of fraction numerator x squared minus 1 over denominator x minus 1 end fraction end cell equals cell limit as x rightwards arrow 1 of fraction numerator left parenthesis x minus 1 right parenthesis left parenthesis x plus 1 right parenthesis over denominator left parenthesis x minus 1 right parenthesis end fraction end cell row blank equals cell limit as x rightwards arrow 1 of space left parenthesis x plus 1 right parenthesis end cell row blank equals cell 1 plus 1 end cell row blank equals 2 end table end style 

Jadi, diperoleh nilai begin mathsize 14px style limit as x rightwards arrow 1 of fraction numerator x squared minus 1 over denominator x minus 1 end fraction equals 2 end style.

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