Respuesta :

Plug in the values for x to obtain the range.
f(-3) = -(-3) + 4 = 7
f(-2) = -(-2) + 4 = 6
f(-1) = -(-1) + 4 = 5
f(1) = -(1) + 4 = 3
When substituting your values remember to hug'em when you plug'em - ( )'s

Answer: Range = {3, 5, 6, 7}

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