perplexus.info :: Just Math : Cosine Inequality Challenge

Cosine Inequality Challenge (Posted on 2024-06-30)

Find the domain of x∈[0,2π] so that cos(5x)≤cos(3x).

No Solution Yet Submitted by Danish Ahmed Khan

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Comment 2 of 2 |

X(- (7*pi/4, 2*pi)

Posted by K Sengupta on 2024-07-01 11:18:01

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