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Prove que n2+1 não é divisível por 3, qualquer que seja o inteiro n.? X-2 times x+4 over x^2-4
Please help me with this? Let p be the point (-2,5).Let L be the line that pass through (-2,1) and (0,-3). Find the point on L that is closest to p.? How to share a project in sctarch? True or False: 2^6(2^7-1) is perfect?