Respuesta :

lindsayvuono
f(5)= 2x2+2(5)-3
f(5)=11
gufeliz1965

Replace every x you see with 5 and do the math.

f(x) = 2x^2 + 2x - 3

f(5) = 2(5)^2 + 2(5) - 3

f(5) = 2(25) + 10 - 3

f(5) = 50 + 10 - 3

f(5) = 60 - 3

f(5) = 57

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