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19-12-2019
Mathematics

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f(n) = n2 - 2n; Find f(n2).

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jimrgrant1 jimrgrant1

19-12-2019

Answer:

[tex]n^{4}[/tex] - 2n²

Step-by-step explanation:

To evaluate f(n²) substitute n = n² into f(n), that is

f(n²) = (n²)² - 2(n²) = [tex]n^{4}[/tex] - 2n²

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