ACT 2011 April(67F) Math Question 7 Explanation - ACT Helper

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2011 April(67F) Math Question 7
Algebraic & Function Expressions
- Solve Function Expressions
Choice C
$N (4) = \frac{1200 \times 4^{2} + 10}{4^{2} + 1}$ $= \frac{1200 \times 16 + 10}{16 + 1}$ $= \frac{19200}{17}$ $\approx 1130$
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