QUESTION IMAGE
Question
this rule can be represented by the function:
$f(x) = 2x - 7$
now that you know the rule, complete the table below using that
rule.
press submit when finished.
| x (input) | f(x) - output |
|---|---|
| 0 | |
| 4 | |
| -19 |
Step1: For \( x = -3 \)
Substitute \( x = -3 \) into \( f(x) = 2x - 7 \).
\( f(-3) = 2\times(-3) - 7 = -6 - 7 = -13 \)
Step2: For \( x = 0 \)
Substitute \( x = 0 \) into \( f(x) = 2x - 7 \).
\( f(0) = 2\times0 - 7 = 0 - 7 = -7 \)
Step3: For \( x = 4 \)
Substitute \( x = 4 \) into \( f(x) = 2x - 7 \).
\( f(4) = 2\times4 - 7 = 8 - 7 = 1 \)
Step4: For \( f(x) = -19 \)
Set \( 2x - 7 = -19 \), solve for \( x \).
\( 2x = -19 + 7 = -12 \)
\( x = \frac{-12}{2} = -6 \)
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| x (input) | f(x) - output |
|---|---|
| 0 | -7 |
| 4 | 1 |
| -6 | -19 |