Hey, I'm just like... completely zoned out: sin x = cos ( 2x + 15 )
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Originally Posted by Kuczaj Hey, I'm just like... completely zoned out: sin x = cos ( 2x + 15 ) Recall that Thus -Dan
Wow, thanks for that that, even you didn't solve for X. Anyways, I found the answer and it's 25.
Originally Posted by topsquark Recall that Thus -Dan This is incorrect. For example, let . The actual identity should be . Then we have: Note, however, that there will be infinitely many solutions due to the periodicity of the cosine. And Kuczaj, did you even try your answer? I get
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