verify: tanx secx = -2tanx

Verify the identity.1/(tanx-secx) + 1/(tanx+secx) = -2tanx
1. 1 answer
2. asked by Elle
3. 601 views
verify:tanx secx = -2tanx
1. 1 answer
2. asked by john2
3. 549 views
How do you verify:1.) sinxcosx+sinx^3secx=tanx 2.) (secx+tanx)/(secx-tan)=(secx+tanx)^2 I tried starting from the left on both
1. 0 answers
2. asked by Corin
3. 913 views
Evaluate the integral of(secx)^2 * (tanx)^3 *dx I started out with letting u=secx and du=secx*tanx*dx , but then I am kind of
1. 1 answer
2. asked by Dave
3. 805 views
verify the identities:1.) 2tanx-(1+tanx)^2 = -secx 2.) cos(x-330degrees)=1/2(�ã3cosx-sinx) *the �ãis only over the 3* 3.)
1. 3 answers
2. asked by Hailey
3. 743 views
1/tanx-secx+ 1/tanx+secx=-2tanxso this is what I did: =tanx+secx+tanx-secx =(sinx/cosx)+ (1/cosx)+(sinx/cosx)-(1/cosx)
1. 0 answers
2. asked by olivia
3. 1,391 views
tan(3x) + 1 = sec(3x)Thanks, pretend 3x equals x so tanx + 1 = secx we know the law that 1 + tanx = secx so tanx + 1 becomes
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2. asked by Jen
3. 3,941 views
Verify the identity.(secx + tanx)/(secx - tanx) = (1 + 2sinx + sin(^2)x)/cos(^2)x
1. 0 answers
2. asked by Allie
3. 827 views
(1/tanx-secx))+(1/(tanx+secx))=-2tanx
1. 2 answers
2. asked by olivia
3. 843 views
Verify the identity:tanx/secx-1=secx+1/tanx
1. 0 answers
2. asked by Tabitha
3. 532 views