Which of the following is not an identity? I. tan x + cotx = secx csc x II. cos²x = sin x (cscx + sin x) III. sin²x = cos x(secx - cos x) O II O III OI O II and III
Which of the following is not an identity? I. tan x + cotx = secx csc x II. cos²x = sin x (cscx + sin x) III. sin²x = cos x(secx - cos x) O II O III OI O II and III
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter1: The Six Trigonometric Functions
Section1.3: Definition I: Trigonometric Functions
Problem 82PS: Find tan if sin =45 and terminates in QII. a. 43 b. 35 c. 53 d. 34
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Question
![Which of the following is not an identity?
I. tan x + cotx = secx csc x
II. cos²x = sin x(csc x + sin x)
III. sin² x = cos x (secx - cos x)
O II
|||
O I
O II and III](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F204736fd-1c3b-4a39-a1fa-51518fed41b9%2Ff0a58d8c-c3c8-4992-a997-ff7b6cfeb1e6%2Fqu6eta4a_processed.png&w=3840&q=75)
Transcribed Image Text:Which of the following is not an identity?
I. tan x + cotx = secx csc x
II. cos²x = sin x(csc x + sin x)
III. sin² x = cos x (secx - cos x)
O II
|||
O I
O II and III
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