八年级数学下册16.2.1 分式的乘除（3）学案人教版VIP免费

16．2．1分式的乘除（三）班级：姓名：学号：必记分式乘方：分式乘方把分子分母分别乘方数学表达式：__________________________________【旧知回顾】=_________=_____=________；=__________=___________=_____；=_______________________________.【感悟新知】一般地，当是正整数时，=________________=_______________=____，即_______________.这就是说，___________________________________________________.【运用新知】例计算:(1)(2)(3)(4)【巩固新知】计算:(1)(2)(3)(4)(5)(6)(7)【本节知识归纳】1.分式的乘法法则是_________________________.2.分式的除法法则是_______________________________.3.分式乘方的法则是_______________________________.4.在进行含有乘方、乘除法的分式的运算时，其运算顺序是________，_________.5.进行分式运算的结果应是__________或________.