Hi, I've been working on a question for ages and can't find an answer. This is the first proof I've been asked to do also.

prove:

Am I right in to work the LHS like this:

So,

..? For

So LHS =1?

And what do do with the RHS?

Please help.

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- March 31st 2013, 11:37 PMcamjerlamsProving trig identities
Hi, I've been working on a question for ages and can't find an answer. This is the first proof I've been asked to do also.

prove:

Am I right in to work the LHS like this:

So,

..? For

So LHS =1?

And what do do with the RHS?

Please help. - April 1st 2013, 01:24 AMprincepsRe: Proving trig identities
Hint :

Multiply both numerator and denominator of the LHS fraction by :

- April 1st 2013, 05:54 AMcamjerlamsRe: Proving trig identities
Bigger hint?

So,

... - April 1st 2013, 05:59 AMProve ItRe: Proving trig identities
- April 1st 2013, 06:39 AMcamjerlamsRe: Proving trig identities
Ah yeah I totally didn't see the sin^2(x), thanks for that(Nod)