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A curve is parametrically represented as

\[\begin{cases} x = \cos t+\ln \left(\tan\frac{t}{2}\right) \\ y = \sin t, \end{cases} \]

where \(t\) is a parameter.

Find the ...

Classify all (rational) \(q\) such that, if \(e^q\) has the continued fraction expansion \([a_0;a_1,a_2,\ldots]\), \(\{ a_{mn+c} \}_{n=0}^\infty\) is an arithmetic progression for ...

Hey everyone,

I brought you some clever and funny sequences try to find the next term to everyone

\(\text{Sequence 1}\) : \(1,11,21,1211,111221,?\)

\(\text{Sequence 2}\) : ...

This set marks my effort to give life to and revive Chemistry on Brilliant :) Please like it and Share it ...

At a party, everyone shook hands with everybody else. There were 66 handshakes. How many people were at the party?

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