Find all solutions in the interval-180o ≤ x ≤ 180o

to the equation cosx + (sin^2)x = 5/4

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- Jul 16th 2008, 07:14 AMsweetGFind all solutions in the interval..........
**Find all solutions in the interval**-180o ≤ x ≤ 180o

**to the equation cosx + (sin^2)x = 5/4**

- Jul 16th 2008, 08:19 AMMoo
- Jul 18th 2008, 08:22 AMsweetG
Does that mean x will equal 60 and - 60 ?

Is that right and are there any more solutions ?

I've forgotten how to do these types of questions >_< - Jul 18th 2008, 11:40 AMSimplicity
- Jul 18th 2008, 11:40 AMMoo
- Jul 19th 2008, 08:26 AMsweetG
Thanks Moo and Air :)

It makes a lot more sense now