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分式是初中代数式中三种形式之一.在掌握分式的有关性质、运算的基础上,再了解一些变形技巧,对提高解答和应用分式知识解决问题很有意义.本文举例介绍巧设比值求解分式问题的若干应用.一、求比例式的值
Fractional is one of the three forms of junior high school algebra.On the basis of grasping the related properties and operation of fractional fraction, knowing some deformation techniques is very meaningful to improve the solution and to apply fractional knowledge to solve the problem. Proportional value to solve the problem of a number of applications