Iff: R+R, f(x) = x² - 9, then f(3) = ..........
A 6
B 9
C 0
D 3
Answers
Answered by
0
Answer:
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Step-by-step explanation:
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Answered by
0
Answer: C). 0
Step-by-step explanation: f(3) = 3^2-9
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