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Let the wavefunction of a particle be

\[\Psi(x,0)=A(\sqrt{2}{\psi}_{1}(x)+\sqrt{5}{\psi}_{2}(x)),\]

where \({\psi}_{1}(x)\) and ...

These digits represent the three co-ordinates on the Cartesian plane \( (0,0),(0,3) \) and ...

Hello Brilliantians,

I have started a tutoring/book-selling organization called Quadrivium. Quadrivium also functions as a platform for spreading awareness and interest in science, math, education, and economics.

I will ...

\[\large \displaystyle \int_{-\infty}^{\infty} \dfrac{\cos ^3 {(x)}}{1+x^2} \, dx\]

If the value of the integral above equals to ...

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