17. Find the Taylor series for cos x about 4. [Hint: Use an identity for cos 2k+1 2k (-1)* +00 (-1)* ΣΕΤ Ans. (2k +1)! k=0 k-0
2. By multiplying the appropriate Taylor series about c 0, compute the first four terms of the Taylor series about c = 0 for f(x) = e coS x. Hint: It is not necessary to do any differentiation to do this problem. 2. By multiplying the appropriate Taylor series about c 0, compute the first four terms of the Taylor series about c = 0 for f(x) = e coS x. Hint: It is not necessary to do any differentiation...
Use substitution to find the Taylor series at x = 0 of the function 16 sin(-x). What is the general expression for the nth term in the Taylor series at x = 0 for 16 sin (-x)? 00 (Type an exact answer.) no
1 1 Find the Taylor series for f(x) about <= 5. 3.2 4 The general term is an = The first five terms of the Taylor series are Show or upload your work below.
Find the Taylor Series for f(x)=cos(2x) at a= Write your answer as a series using summation notation. Be sure to find the general term.
2. (New ways to find Taylor series) It's not always easy to write down Taylor series representations by computing all the successive derivatives of a function as follows. (a) Find, by evaluating derivatives at 0, the first three nonzero terms in the Taylor series about 0 for the function g(x) -sin a2 in the text or class such as e", sin , and cos a (b) Use Taylor series expansions already es to find an infinite series representation expansion for...
2 1. The Taylor series for a function f about x =0 is given by k=1 Ikitt (a) Find f(")(). Show the work that leads to your answer. (b) Use the ratio test to find the radius of convergence of the Taylor series for f about x=0. c) Find the interval of convergence of the Taylor series of f. (a) Use the second-degree Taylor polynomial for f about x = 0 to approximate s(4)
1. (Taylor Polynomial for cos(ax)) For f(x)cos(ar) do the following. (a) Find the Taylor polynomials T(x) about 0 for f(x) for n 1,2,3,4,5 (b) Based on the pattern in part (a), if n is an even number what is the relation between Tn (x) and TR+1()? (c) You might want to approximate cos(az) for all in 0 xS /2 by a Taylor polynomial about 0. Use the Taylor polynomial of order 3 to approximate f(0.25) when a -2, i.e. f(x)...
2. The Taylor series of the function f(x) = - iſ about x = 0 is given by (x − 2)(x2 – 1) 3 15 15 2. 63 4 F=3+ = x + x2 + x + x4 + ... (x − 2)(x2 - 1) 8 16 6 (a) (6 marks) Use the above Taylor series for f(x) = . T and Calcu- (x − 2)(x2 – 1) lus to find the Taylor series about x = 0 for g(x)...
(2) Show that sin(x) is the sum of its Taylor series. (3) Find the first three nonzero terms of the Taylor series about 0 for the following functions (a) cos(x2) (b) e (c) tan(x)