Leigh5614 Leigh5614

03-03-2018
Mathematics

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What is f(2) if the linearization of f(x) at a = 2 is l(x) = 12x + 4?

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sqdancefan sqdancefan

03-03-2018

The linearization at f(a) is
.. l(x) ≈ f(a) +f'(a)*(x -a)
Then
.. l(a) = f(a)

f(2) = l(2) = 12*2 +4
f(2) = 28

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