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QUESTION
I’m having trouble on trig identities. The Problem is 1/(cos(x+1))+1/(cos(x-1)) and I can’t figure out how you get it, I have to talk about it in class and explain it.
I’m having trouble on trig identities. The Problem is 1/(cos(x+1))+1/(cos(x-1)) and I can’t figure out how you get it, I have to talk about it in class and explain it.
