(2-1+21) (2-2+1) z-i e costs Q31 Evaluate % 1+200303132+ 4002045 8em a भ 31 + +

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Q31 Evaluate
1+2
[(z-1+2i)(z-2+i)(z-i)_
-2 cos = 1² + 4 cos ²25/3 + 8 cos
+
31
и
94 Evaluate an sin 2015
n = 0
(an)!
given
e cos√3
that cosht - Σ Z
27
(2n)!
Transcribed Image Text:Q31 Evaluate 1+2 [(z-1+2i)(z-2+i)(z-i)_ -2 cos = 1² + 4 cos ²25/3 + 8 cos + 31 и 94 Evaluate an sin 2015 n = 0 (an)! given e cos√3 that cosht - Σ Z 27 (2n)!
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