I have to show that this congruence has solutions:(adsbygoogle = window.adsbygoogle || []).push({});

x^2 == -23 ( mod 4*59)

i dont think i can use the legendre symbol for that bc 4* 59 is even.

can i use the jacobi symbol ? ( -23 /4*59) or does it have to be odd too ?

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# Simple ( ? ) congruence

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