APFIVE Symmetric Difference Quotient Estimation
Using the table above, estimate the instantaneous rate of change (derivative) of the function $$f(x)=x^2$$ at $$x=3$$ using a symmetric difference quotient. What is the estimated derivative?
TABLE:
| x | $$f(x)=x^2$$ |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 9 |
| 4 | 16 |
| 5 | 25 |
A
$$8$$
B
$$5$$
C
$$6$$
D
$$7$$
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