Ask Experts Questions for FREE Help !
Ask
    chitorex's Avatar
    chitorex Posts: 2, Reputation: 1
    New Member
     
    #1

    Sep 12, 2012, 09:24 AM
    proving identities calculator
    sin2A-cos2A= 2cos2Atan@A-1
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
    Expert
     
    #2

    Sep 12, 2012, 09:32 AM
    You identity formula is incorrect. Not sure whether you meant this:



    or this:



    But neither of these formulas is correct.

Not your question? Ask your question View similar questions

 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

Proving identities calculator [ 1 Answers ]

1 cot A ________________ = __________ 1 - cos A tan A cot A- cos A

Proving identities solver [ 0 Answers ]

PROVE 1+cosa divide by 1-cosa subtract 1-cosa divide by 1+cosa equals 4cota coseca

Proving identities [ 3 Answers ]

sec times tan times sin equals?

Proving trigonometric identities [ 1 Answers ]

Prove the following identities: 1 + sin theta / 1 - sin theta = sec squared theta + 2 tan theta sec theta + tan squared theta 1 + sec theta / 1- sec theta = 1 - 2 cosec squared theta - 2 cot theta cosec theta

Proving Trigonometric Identities [ 2 Answers ]

How do you prove this using trigonometic identities... 1 + sin theta / 1 - sin theta = 2 tan squared theta + 1 + 2 tan theta secant theta


View more questions Search