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OpenStudy (anonymous):
If f(x) = x + 5, find f(-9).
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OpenStudy (anonymous):
\[f(x) = x + 5\] \[f(-9) = (-9) + 5\] \[f(-9) = -4\]
OpenStudy (precal):
f(-9)=-4 is function notation it also, represents (-9,-4) this is just coordinate notation
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