h) csc 2x + cot 2x = cot x %3D 2 tan x i) 1 + tan? x %3D sin 2x CSc t d) cos 0 – sin* 0 = cos 20 j) sec 2t Csc t 2 sin t e) cot cot 0- tan 0 = 2 cot 20 %3D 1 sec 0) (csc t) k) csc 20 f) cot 0 + tan 0 = 2 csc 20 %3D 1 + tan x g) 1 – tan x (**) TT sin 2t cos 2t tan 1) sec t = 4 - sin t COs t
h) csc 2x + cot 2x = cot x %3D 2 tan x i) 1 + tan? x %3D sin 2x CSc t d) cos 0 – sin* 0 = cos 20 j) sec 2t Csc t 2 sin t e) cot cot 0- tan 0 = 2 cot 20 %3D 1 sec 0) (csc t) k) csc 20 f) cot 0 + tan 0 = 2 csc 20 %3D 1 + tan x g) 1 – tan x (**) TT sin 2t cos 2t tan 1) sec t = 4 - sin t COs t
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
![11. Prove each identity.
h)
Csc 2x + cot 2x = cot x
2 tan x
= sin 2x
1 + tan x
CSc t
d) cos 0 - sin* 0 = cos 20
j)
sec 2t =
CSc t -
2 sin t
e) cot 0 tan 0 = 2 cot 20
(sec ) (cse )
2
f) cot 0 + tan 0 = 2 csc 20
k) csc 20
1 + tan x
g)
TT
sin 2t
Cos 2t
tan
1)
sec t =
- tan x
sin t
COS t
1)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8c971627-571c-4ae6-b412-bd4c411a1999%2Fa56ab69f-0bda-4bcb-8b4a-5565a0698bc8%2Fimx4v8o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:11. Prove each identity.
h)
Csc 2x + cot 2x = cot x
2 tan x
= sin 2x
1 + tan x
CSc t
d) cos 0 - sin* 0 = cos 20
j)
sec 2t =
CSc t -
2 sin t
e) cot 0 tan 0 = 2 cot 20
(sec ) (cse )
2
f) cot 0 + tan 0 = 2 csc 20
k) csc 20
1 + tan x
g)
TT
sin 2t
Cos 2t
tan
1)
sec t =
- tan x
sin t
COS t
1)
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