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begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction end style undefined 

  1. ... undefined 

  2. ... undefined 

Jawaban:

Metode substitusi dilakukan dengan mensubstitusi langsung nilai kedalam fungsi

begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction equals fraction numerator 0 squared plus 2 left parenthesis 0 right parenthesis minus 5 over denominator 0 minus 5 end fraction equals fraction numerator negative 5 over denominator negative 5 end fraction equals 1 end style 

Jadi, nilai begin mathsize 14px style limit as x rightwards arrow 0 of fraction numerator x squared plus 2 x minus 5 over denominator x minus 5 end fraction equals 1 end style

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