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# C4 trig missing solution

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1. Attachment 551273551275There are two solns and I can only find 1. No idea where the other is coming from

Thx
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2. (Original post by hi-zen-berg)
Attachment 551273551275There are two solns and I can only find 1. No idea where the other is coming from

Thx
The range given is for x only. Hence for values of 2x the range is 0<2x< 360. Hence second solution is obtained from 360-160 (your principal value)
3. (Original post by Midgeymoo17)
The range given is for x only. Hence for values of 2x the range is 0<2x< 360. Hence second solution is obtained from 360-160 (your principal value)
ohh of course okay thanks

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