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Taylor Series Section 9.2b
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Do Now Find the fourth order Taylor polynomial that approximates near
Before finding a bunch of derivatives, remember that we can use a known power series to generate another… From the Table of Maclaurin Series on p.477: Therefore,
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Do Now Find the fourth order Taylor polynomial that approximates near
The Taylor polynomial: Support by graphing both functions in [–3, 3] by [–2, 2]
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Practice Problems: #16 on p.478
Let f be a function that has derivatives of all orders for all real numbers. Assume Write the third order Taylor polynomial for f at x = 0 and use it to approximate f(0.2).
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Practice Problems: #16 on p.478
Let f be a function that has derivatives of all orders for all real numbers. Assume (b) Write the second order Taylor polynomial for , the derivative of f, at x = 0 and use it to approximate Second order Taylor polynomial for :
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Practice Problems: #18 on p.478
The Maclaurin series for f(x) is (a) Find and In this case, Similarly,
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Practice Problems: #18 on p.478
The Maclaurin series for f(x) is (b) Let g(x) = x f(x). Write the Maclaurin series for g(x), showing the first three nonzero terms and the general term. Multiply each term of f(x) by x: (c) Write g(x) in terms of a familiar function without using series.
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Practice Problems: #20 on p.478
Let and Find the first four terms and the general term for the Maclaurin series generated by f. From the Table of Maclaurin Series on p.477: So factor out 2 and substitute for
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Practice Problems: #20 on p.478
Let and Find the first four terms and the general term for the Maclaurin series generated by f.
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Practice Problems: #20 on p.478
Let and (b) Find the first four nonzero terms and the Maclaurin series for G. The first term: To find the other terms, integrate the terms of the series for f:
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Practice Problems: #20 on p.478
Let and (b) Find the first four nonzero terms and the Maclaurin series for G.
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