20) If y = a e/, then radius of curvature p = a sec² 0 cosec 0, if (a) 0 = tan-12 (b) 0 = tan ay -1 a (c) 0 = tan-1 I a (d) 0 = tan - y 16 ay

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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20) If y = a e¹/a, then radius of curvature
9
p = a sec² 0 cosec 0, if
(a) 0 = tan-12
(b) @ = tan ay
0
-I
a
(c) 0 = tan¯1
I a
(d) 0 = tan
y
1
ay
Transcribed Image Text:20) If y = a e¹/a, then radius of curvature 9 p = a sec² 0 cosec 0, if (a) 0 = tan-12 (b) @ = tan ay 0 -I a (c) 0 = tan¯1 I a (d) 0 = tan y 1 ay
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