To complete the input-output table for the function \( f(x) = - (x + 1)^2 + 4 \), we will calculate \( f(x) \) for each of the given \( x \) values: -1, 0, 1, and 2.
Let's calculate each value:
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For \( x = -1 \): \[ f(-1) = -(-1 + 1)^2 + 4 = -0 + 4 = 4 \]
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For \( x = 0 \): \[ f(0) = -(0 + 1)^2 + 4 = -1 + 4 = 3 \]
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For \( x = 1 \): \[ f(1) = -(1 + 1)^2 + 4 = -4 + 4 = 0 \]
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For \( x = 2 \): \[ f(2) = -(2 + 1)^2 + 4 = -9 + 4 = -5 \]
Now we can summarize the values in the table:
\[ \begin{array}{c|c} x & f(x) \ \hline -1 & 4 \ 0 & 3 \ 1 & 0 \ 2 & -5 \ \end{array} \]
Now we can identify which \( x \) value produces the largest output:
- The maximum output is \( f(-1) = 4 \).
Thus, the response to the question is: \( x = -1 \) produces the largest output for the function.