8.7 Taylor and Maclaurin series Example 1 Find the Maclaurin series of the function f(x)= and its radius of convergence. > > (1) > (2) > (3) > 0 (4) R= Example 3 Find the Taylor series for f(x)=e at a=2. > > (5) Example 4 Find the Maclaurin series for sin(x) and prove that it represents sin(x) for all x. > > (6) Example 5 Find the Maclaurin series for cos(x). > > (7) > (8) Example 7 Find the Maclaurin series for f(x)=(1+x) ,where k is any real number. > > (9) (9) Example 8 Find the Maclaurin series for the function f(x)= and its radius of convergence. > > (10) 2.The graph of f is shown. (a) Explain why the series 1.6-0.8(x-1)+0.4(x-1) -0.1(x-1) is not the Taylor series of f center at 1. f(1)>0, (x-1) +0.8 -0.8 (b) Explain why the series 2.8-0.5(x-2)+1.5(x-2) -0.1(x-2) is not the Taylor series of f center at 2. f(2)<0, (x-2) -1.5 +1.5 3. for n=0,1,2,...,and find the Maclaurin series for f and its radius of convergence. > > > > (11) > (12) > (13) > (14) > (15) > [-1,1] 4.Find the Taylor series for f centered at 4 if What is the radius of convergence of the Taylor series? > (16) > (17) > (18) > (19) > (20) > [1,7] Find the Taylor series for f(x) centered at the given value of a. [Assume that f has a power series expansion. Do not show that Rn(x)-->0.] 13. > (21) > 16. > (22) > Use the binomial series to expand the function as a power series. State the radius of convergence. 23. > (23) > 25. > (24) > Use a Maclaurin series derived in this section to abtain the Maclaurin series for the given function. 32. > (25) 33. > (26) > Evaluate the indefinite intergral as an infinite series. 44. > (27) 46. > (28) > Find the sum of the series 59. > 1 (29) 63. > (30)
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