4. Expand the following functions into Taylor series at the point indicated and find their radius of convergence. (i) z cos(z?), at z = 0, (ii) at z = 0, 4+z' (iii) = 0, at z = 4+22,

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4. Expand the following functions into Taylor series at the point indicated and
find their radius of convergence.
(i) z cos(z2), at z =
= 0,
1
(ii)
at z =
= 0,
4+z'
(iii) 2, at z = 0,
(iv)
at z = i.
2+z?
Transcribed Image Text:4. Expand the following functions into Taylor series at the point indicated and find their radius of convergence. (i) z cos(z2), at z = = 0, 1 (ii) at z = = 0, 4+z' (iii) 2, at z = 0, (iv) at z = i. 2+z?
Throughout the exercise,
Z = x + yi.
Transcribed Image Text:Throughout the exercise, Z = x + yi.
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