Roboguru

Nilai

Nilai limit as x rightwards arrow infinity of open parentheses square root of 9 x squared minus 6 x minus 1 end root minus open parentheses 3 x plus 1 close parentheses close parentheses equals....

  1. -2

  2. -1

  3. 0

  4. 1

  5. 2

Jawaban:

limit as straight x rightwards arrow straight infinity of open parentheses square root of ax squared plus bx plus straight c end root minus square root of px squared plus qx plus straight r end root close parentheses equals fraction numerator straight b minus straight q over denominator 2 square root of straight a end fraction comma space jika space straight a equals straight p    limit as straight x rightwards arrow straight infinity of open parentheses square root of 9 straight x squared minus 6 straight x minus 1 end root minus left parenthesis 3 straight x plus 1 right parenthesis close parentheses  equals limit as straight x rightwards arrow straight infinity of open parentheses square root of 9 straight x squared minus 6 straight x minus 1 end root minus square root of open parentheses 3 straight x plus 1 close parentheses squared end root close parentheses  equals limit as straight x rightwards arrow straight infinity of open parentheses square root of 9 straight x squared minus 6 straight x minus 1 end root minus square root of 9 straight x squared plus 6 straight x plus 1 end root close parentheses  equals fraction numerator negative 6 minus 6 over denominator 2 square root of 9 end fraction  equals negative 12 over 6  equals negative 2

0

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