Friday

March 27, 2015

March 27, 2015

Posted by **ASH** on Wednesday, May 2, 2012 at 11:46am.

(tanx+1)/(secx+cscx) = sinx

- calculus -
**Steve**, Wednesday, May 2, 2012 at 12:06pmmultiply through by sec+csc to get

tan+1 = sin(sec+csc)

= sinsec + sincsc

= tan + 1

- calculus -
**Reiny**, Wednesday, May 2, 2012 at 12:07pmLS= (sinx/cosx + 1)/(1/cosx + 1/sinx)

= [(sinx + cosx)/cosx] / [ (sinx + cosx)/(sinxcosx)]

= (sinx+ cosx)/cosx * (sinxcosx)/(sinx+cosx)

= sinxcosx/cosx

= sinx

= RS

**Answer this Question**

**Related Questions**

drwls - My previous question: Verify that (secx/sinx)*(cotx/cscx)=cscx is an ...

calculus - Verify the Identity: (Tanx + 1)/(secx + cscx) = sinx

Pre Calculus - (secx)/(tanx)+(cscx)/(cotx)=secx+cscx Please help me verify this ...

Pre-Calculus - Find a numerical value of one trigonometric function of x if tanx...

Precalculus - Complete the following identity secx-1/secx=? I have four multiple...

Trig - Verify that (secx/sinx)*(cotx/cscx)=cscx is an identity. (x=theta BTW)

Math - Im really struggling with these proving identities problems can somebody ...

Precalculus/Trig - I can't seem to prove these trig identities and would really ...

Trig - verify the following identity: tanx+cotx/cscx=secx

Trig Help - Prove the following: [1+sinx]/[1+cscx]=tanx/secx =[1+sinx]/[1+1/sinx...