Consider the following functions: (i) z = arctan (-) -(√) (ii) z= In (iii) z = (ex-ex) sin y. Which of the above satisfies O A. (i) only. OB. (ii) and (iii) only OC. (i) and (iii) only. OD. (i) and (ii) only. O E. (i), (ii) and (iii). 0² 0x² + 0²₂ dy2 =0;

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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Consider the following functions:
(i) z = arctan
(-)
(ii) z = In
{√+²+
(iii) z =
(ex-ex) sin y.
Which of the above satisfies
O A. (i) only.
O B. (ii) and (iii) only
OC. (i) and (iii) only.
O D. (i) and (ii) only.
OE. (i), (ii) and (iii).
0²₂
0x²
+
0²
-
dy²
=0;
Transcribed Image Text:Consider the following functions: (i) z = arctan (-) (ii) z = In {√+²+ (iii) z = (ex-ex) sin y. Which of the above satisfies O A. (i) only. O B. (ii) and (iii) only OC. (i) and (iii) only. O D. (i) and (ii) only. OE. (i), (ii) and (iii). 0²₂ 0x² + 0² - dy² =0;
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