Math, asked by Parul678, 1 year ago

Sec4theta - sec2theta = tan4theta +tan2theta

Please....solve this question.........

Answers

Answered by dhruvsh
4
Sec4theta - sec2theta
= sec2theta(sec2theta - 1)
= ( 1 + tan2theta)( 1/cos2theta - 1)
= 1 + tan2theta * ( 1 - cos2theta / cos2theta )
= 1+ tan2theta * sin2theta/
= 1 + tan2theta * tan2theta
= tan2theta + tan4theta.
Answered by Aasthakatheriya1
3
hello...
see you ans here...
I hope it help you ☺️☺️
Attachments:
Parul678: ok
Parul678: yes..really sorry
Aasthakatheriya1: then, 1 +tan2A-1= tan2A
Parul678: can u help me again..
Aasthakatheriya1: yaa
Aasthakatheriya1: u should check the identities in book again
Parul678: i have a posted a ques. of maths again
Parul678: please....give me ans.
Aasthakatheriya1: send m link in inbox
Parul678: how...i dont know
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