Precalculus
 👍 0
 👎 0
 👁 143

 👍 0
 👎 0
Respond to this Question
Similar Questions

Adv function
Express sec2x in terms of tanx and secx I know you have to sec(2x) = 1/cos(2x) = 1/(cos²x  sin²x) But how do you split that. Like how to simplify that?
asked by Anonymous on November 2, 2016 
trigonometry
if sin2x=3sin2y, prove that: 2tan(xy)=tan(x+y) ( here, in sin2x, 2x is an angle., like there's a formula:sin2x=2sinxcosx and sin2y=2sinycosy; ....)
asked by aayush on January 25, 2008 
Trig
prove (cscxsecx/cscx+secx)=(cotx1/cotx+1)
asked by Bud on March 3, 2012 
Calculus
Prove the identity cscx+cotx1/cotxcscx+1 = 1+cosx/sinx
asked by Anonymous on October 15, 2018 
Trigonometry
Simplify the expression using trig identities: 1. (sin4x  cos4x)/(sin2x cos2x) 2. (sinx(cotx)+cosx)/(2cotx)
asked by Tasha on July 15, 2012

advanced functions
Prove that cscx / cosx = tanx + cotx
asked by ariza on November 7, 2009 
Math please help quick
Which of the following are identities? Check all that apply. (Points : 2) sin2x = 1  cos2x sin2x  cos2x = 1 tan2x = 1 + sec2x cot2x = csc2x  1 Question 4. 4. Which of the following equations are identities? Check all that
asked by Jane on January 12, 2014 
math
sin2xcotx = cotxcos2x Using the various trigonometric identities(i.e. double angle formulas, power reducing formulas, half angle formulas, quotient identities, etc.) verify the identity. I first added cotx to both sides to get
asked by sam on April 4, 2008 
Math analysis
How do I simplify cscxcotxcosx?
asked by Lauren on April 15, 2010 
PreCalc Help!!!!!!!!
1+sin2x/sin2x=1+1/2(secx)(cscx)
asked by Amanda on April 19, 2012 
Math
1)A piano tuner uses a tuning fork. If middle C has a frequency of 264 vibrations per second, write an equation in the form d=sinw(t) for the simple harmonic motion. 2) Verify the identity tan^2Xcot^2X/tanX+cotX=tanXcotX I'm not
asked by Lisa on October 9, 2006
You can view more similar questions or ask a new question.