求当x取何值时,分式6-2x的绝对值/(x+3)(x-1)满足下列要求:⑴值为零;⑵无意义;

问题描述:

求当x取何值时,分式6-2x的绝对值/(x+3)(x-1)满足下列要求:⑴值为零;⑵无意义;