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In the \(xy\)-coordinate system, two massless ideal springs are anchored at their respective coordinates shown in the figure. Their other ends are attached to a massive point particle. The ...

A spacecraft approaching Earth very quickly is observed at a distance of \(D.\) This has never happened before, so you check your instruments for time \(\Delta t,\) and then you ...

The total energy of a blackbody cavity is given by

\[\int \frac{E_n}{e^{\beta E} - 1} \times g(n)\, dn.\]

The fundamental wavelength of the photon is given by ...

This is the first edition of Left to the Reader - a monthly problem-solving blog written by the Brilliant team, including open-ended challenges for the community to solve and discuss. While ...

A monkey is typing a string of random letters, with all letters equally (and independently) likely to be typed.

Which word is more likely to appear first in the string ...

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