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Verify trigonometric identities solver?

Asked Mar 3, 2011, 03:59 PM — 4 Answers
(sinx)/(sinx+1)=(cscx-1)/(cot^(2)x)

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ebaines's Avatar
ebaines Posts: 10,038, Reputation: 5529
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#2

Mar 4, 2011, 05:53 AM
Yes - I can verify for you that it is correct. Was that your question?
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tahamian123 Posts: 4, Reputation: 1
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#3

Apr 23, 2012, 05:55 PM
[1-cos(2x)+sin(2x)]/[1+cos(2x)+sin(2x)]=tan(x) can some one show me the steps
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#4

Apr 23, 2012, 05:55 PM
[1-cos(2x)+sin(2x)]/[1+cos(2x)+sin(2x)]=tan(x) in proving this this
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ebaines Posts: 10,038, Reputation: 5529
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#5

Apr 24, 2012, 06:03 AM
Quote:
Originally Posted by tahamian123 View Post
[1-cos(2x)+sin(2x)]/[1+cos(2x)+sin(2x)]=tan(x) can some one show me the steps
Replace the sin(2x) with its identity 2sinxcosx, and the cos(2x) with its identity 1-2sin^2x, and then simplify.
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