Respuesta :

MathWeWe
This is pretty much saying that if x = -3, then solve for the equation, so (-3)^2 - 4(-3) = 9 - 12 = -3
ridmitharuka

Answer:

answer is 6

Step-by-step explanation:

f(x) = x2 - 4x

f(-3)= -3*2-4*-3

      =-6-(-12)

      =6

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