khalidhashi27 khalidhashi27
  • 11-11-2020
  • Mathematics
contestada

hence explain x²-8x+20 is always positive

Respuesta :

ofsmithstar ofsmithstar
  • 11-11-2020

Answer:

It is always positive because the discriminant is negative and therefore has no roots. This can also be interperted as the equation will always be above the x-axis on the parabola and therefore always be positive.

Step-by-step explanation:

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