Respuesta :

emmanuelbright956

Answer:

64

Step-by-step explanation:

-4(m-n)^2

when m=3 and n=-1

-4(3-(-1))^2=

-4(3+1)^2=

-4(4)^2=

-4(16)=-64

correct answer is -64

prishagupta035

-4(m-n)²

m=3 n=-1

-4(3-(-1))²

-4(3+1)²

-4(4)²

-4(16)

-64

please mark this answer as brainlist

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