lilred5
lilred5 lilred5
  • 19-11-2016
  • Mathematics
contestada

I need help with this question

I need help with this question class=

Respuesta :

nobrains
nobrains nobrains
  • 19-11-2016
Graph on graphing calculator or website like desmos and see where it crosses x-axis.
Remember a zero is when the graph touches the x-axis.
It crosses 3 times, so it has 3 real zeros.
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