Respuesta :

The answer would be a negative fraction - (31/4) hope it helps

Answer:

-31/4

Step-by-step explanation:

P(2)= (2)^2-4*2+3=-1

P(-1)= (-1)^2-4(-1)+3=8

P(1/2)= (1/2)^2-4*1/2+3=5/4

P(2)-P(-1)+P(1/2)= -1-8+5/4=-31/4

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