izzyann izzyann
  • 28-08-2017
  • Mathematics
contestada

choose the correct answer below

choose the correct answer below class=

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coolstick
coolstick coolstick
  • 28-08-2017
There would be a + near the 4 for if it's from the right, and a minus for the left. It's as x approaches 4, not f(x), so it's C
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