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anonymous
 5 years ago
cos2theta + sin^2theta =1
anonymous
 5 years ago
cos2theta + sin^2theta =1

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0umm..yes, that is true was that the question?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yeah, i dont know how to solve it

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0you dont solve it its an identity lol

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0it's a rule you don't need to solve it. it's true

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0or if you want a solution, then \[ \theta \in \mathbb{R} \]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0theta is any real number

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0bit of a strange question , but yeh, thats probably what they were trying to get at , nevertheless and pretty bad question, the teacher wasnt thinking too hard when they made that

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0elecengineer, take a look at michellej's question will you? trig id

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I know its an identity. but it holds ( solves ) for all real thetas I am not an idiot :

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0???? i'm asking for help??? when did i call you an idiot..... i'm asking if you would look at michellej's question caz i don't get it...
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