Yahoo Answers: Answers and Comments for Find Linearization L(x) pf f(x) at x=a? [Mathematics]
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Thu, 29 Oct 2009 20:09:28 +0000
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Yahoo Answers: Answers and Comments for Find Linearization L(x) pf f(x) at x=a? [Mathematics]
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https://answers.yahoo.com/question/index?qid=20091029200928AAXO9mE
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From mecdub: L(x) = f(a) + f'(a)(x  a)
f(x) = (x + ...
https://answers.yahoo.com/question/index?qid=20091029200928AAXO9mE
https://answers.yahoo.com/question/index?qid=20091029200928AAXO9mE
Fri, 30 Oct 2009 03:26:23 +0000
L(x) = f(a) + f'(a)(x  a)
f(x) = (x + 1)/x
f(a) = f(1) = 2
f'(x) = [x  (x + 1)]/x² = 1/x²
f'(a) = f'(1) = 1
L(x) = 2  (x  1) = 2  x + 1
L(x) = 3  x