How do I solve the following for y, where 0 is less than or equal toyandyis less than 360 degrees?

11sin^2y= 13 - 3sin^2y?

Thank you.

Printable View

- Oct 5th 2009, 02:37 PMoryxncrakeNeed help solving trig. equations.
How do I solve the following for y, where 0 is less than or equal to

*y*and*y*is less than 360 degrees?

11sin^2*y*= 13 - 3sin^2*y*?

Thank you. - Oct 5th 2009, 03:14 PMI-Think

Cheers! - Oct 5th 2009, 04:58 PMoryxncrake
Thanks! But how did you get 285.35 degrees?

- Oct 5th 2009, 06:13 PMI-Think
Oops!

That should be

Sorry for that mistake, misquoted an identity

To get the second answer, use the identity:

The identity I misquoted was: