Find all x ∈ [−π, π] such that cos 3x + cos x = 0.
Pretty Interesting question for a beginner teenager in mathematics like me, thought that you guys might also like it. Took me about 8 minutes. (This is from the 2010 Paper iirc)
Find all x ∈ [−π, π] such that cos 3x + cos x = 0.
Pretty Interesting question for a beginner teenager in mathematics like me, thought that you guys might also like it. Took me about 8 minutes. (This is from the 2010 Paper iirc)
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