alexandra-murphy_60c2528c7080e
alexandra-murphy_60c2528c7080e
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para que os pontos sejam colineares devemos resolver a matriz. -2.....4.....2...-2 .3.....2.....k.....3 resolvendo o determinante temos >>-4+4k+6-12-4+2k=0 >>6k-14=0 >> k=14/6 =7/3 b) para formar triangulo devemos …