jenniferraguirr jenniferraguirr
  • 18-09-2017
  • Mathematics
contestada

really need a answer and explanation for this

really need a answer and explanation for this class=

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coolstick
coolstick coolstick
  • 18-09-2017
Plugging x in, we get -3(-3)^2+7. -3*-3=9, so we have -3*9+7=-27+7=-20
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