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# Trigonometric Identities Help!! watch

1. (Original post by Alex.trin)
Well we all did further maths in June so we're just recapping some of the A* content which is likely to appear in the AS before we forget it completely.
Are you in England?

If so, I'd tend to look at C1 first and finish that so you are clear what topics fit where.
2. (Original post by RDKGames)
NNOOOOOOOOOOOOOOOOOO.!!!!!

Valerie, same pitfall I made. Look onto the first page.

No it's not, she's doing something completely valid.
3. (Original post by RDKGames)
You had and now refer back to my comment on what to do.
I have and I am still as equally confused
4. (Original post by Alex.trin)
I have and I am still as equally confused
Once you have you can express the denominator in difference of two squares, then cancel any common factors.
5. (Original post by Muttley79)
Are you in England?

If so, I'd tend to look at C1 first and finish that so you are clear what topics fit where.
Yes I'm in England. I have two maths teachers this year. With one of them were doing core 1 (algebra atm) and with the other we're starting some core 2 I think.
6. (Original post by Zacken)
No it's not, she's doing something completely valid.
Oops, read back and I misinterpreted it.
7. (Original post by ValerieKR)
Try starting from the RHS and multiplying the top and bottom by 1+sinx
Could someone please explain why everyone is using the word sin, its a sin!!!! THIS THREAD IS FULL OF SINNERSSS
8. (Original post by Alex.trin)
Yes I'm in England. I have two maths teachers this year. With one of them were doing core 1 (algebra atm) and with the other we're starting some core 2 I think.
Isn't her geographical location a bit private, please think next time when answering potential pedophillic questions alex deary
9. (Original post by RDKGames)
Once you have you can express the denominator in difference of two squares, then cancel any common factors.
Omg thanks again! You're such a lifesaver
10. (Original post by RDKGames)
Once you have you can express the denominator in difference of two squares, then cancel any common factors.
I swear if i see the word sin one more time I'm going to going cardiac arrest
11. (Original post by ellahick)
I swear if i see the word sin one more time I'm going to going cardiac arrest
12. (Original post by Alex.trin)
Omg thanks again! You're such a lifesaver
onlly god himself can save ones life
13. (Original post by ellahick)
I swear if i see the word sin one more time I'm going to going cardiac arrest
Sin
14. (Original post by RDKGames)
is there any chance you are related or are infact simon milner?
15. (Original post by asinghj)
Sin
you are a nasty person
16. Right guys... LAST QUESTION!!! You'll never have to hear from me again so the sooner you help me, the sooner you can forget about me.
tanxsinx/1-cosx = 1 + 1/cosx
Where do I even start?
17. (Original post by Alex.trin)
Right guys... LAST QUESTION!!! You'll never have to hear from me again so the sooner you help me, the sooner you can forget about me.
tanxsinx/1-cosx = 1 + 1/cosx
Where do I even start?
So you have

Now use different of two squares.
18. (Original post by Alex.trin)
Right guys... LAST QUESTION!!! You'll never have to hear from me again so the sooner you help me, the sooner you can forget about me.
tanxsinx/1-cosx = 1 + 1/cosx
Where do I even start?
stop SINning, put on your swimming COStume and TAN
19. (Original post by Zacken)
So you have

Now use different of two squares.
Zacken back at it again with the cheeky fast replies
20. (Original post by Zacken)
So you have

Now use different of two squares.
Please can you explain what you've done in between steps 1 and 2 <3

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