Verify the identity. CSC 2 t = csc tsec t cot t Which of the following four statements establishes the identity? ○ A. CSC 2 t cos t = csc t cot t sin t = csc tsect sin t ○ B. CSC 2 t 1 cos t = csc t cot t = csc tsec t cos t sin t ○ C. 2 CSC t sin t = csc t cot t = csc tsec t cos t cos t ○ D. 2 CSC t sin t = csc t cot t = csc tsec t sin 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
Question
Verify the identity.
CSC
2
t
= csc tsec t
cot t
Which of the following four statements establishes the identity?
○ A.
CSC
2 t
cos t
= csc t
cot t
sin t
= csc tsect
sin t
○ B.
CSC
2 t
1
cos t
= csc t
cot t
= csc tsec t
cos t
sin t
○ C.
2
CSC t
sin t
= csc t
cot t
= csc tsec t
cos t
cos t
○ D.
2
CSC
t
sin t
= csc t
cot t
= csc tsec t
sin
cos t
Transcribed Image Text:Verify the identity. CSC 2 t = csc tsec t cot t Which of the following four statements establishes the identity? ○ A. CSC 2 t cos t = csc t cot t sin t = csc tsect sin t ○ B. CSC 2 t 1 cos t = csc t cot t = csc tsec t cos t sin t ○ C. 2 CSC t sin t = csc t cot t = csc tsec t cos t cos t ○ D. 2 CSC t sin t = csc t cot t = csc tsec t sin cos t
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