HomeworkProve that 15x2 − 7y 2 = 16 has no solutions in Z. 2. Prove that an integer of the form 8n 7 cannot be written as a sum of three integer squares. 3. Show that if x2 = a is solvable modulo p then it is - It Is Written - Document - PDFSEARCH.IO

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	HomeworkProve that 15x2 − 7y 2 = 16 has no solutions in Z. 2. Prove that an integer of the form 8n + 7 cannot be written as a sum of three integer squares. 3. Show that if x2 = a is solvable modulo p then it is Add to Reading List Document Date: 2016-09-07 16:50:49 Open Document File Size: 35,60 KB Share Result on Facebook

HomeworkProve that 15x2 − 7y 2 = 16 has no solutions in Z. 2. Prove that an integer of the form 8n + 7 cannot be written as a sum of three integer squares. 3. Show that if x2 = a is solvable modulo p then it is Add to Reading List