shadleshelby shadleshelby
  • 02-04-2021
  • Mathematics
contestada

Solve analytically:
x2+6x+7 ≥-2

Respuesta :

florencebrewer3
florencebrewer3 florencebrewer3
  • 02-04-2021

Step-by-step explanation:

x2-6x-7=2

(x2-6x-7)+7=2+7 -6x+x2+7. 6x+x2=9

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