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在分式中,分母的值不能是零.如果分母是零,那么分式就没有意义.在解题中,因分母为零而致错的例子屡见不鲜.现举五例说明如下.
In fractions, the value of the denominator can not be zero. If the denominator is zero, then the fraction is meaningless. In solving problems, the denominator is zero and the wrong example is not uncommon.