If you're seeing this message, it means we're having trouble loading external resources on our website.

如果你被网页过滤器挡住,请确保域名*.kastatic.org*.kasandbox.org 没有被阻止.

主要内容

乘积和商的幂

问题

选择相对应的表达式.
left parenthesis, start fraction, z, squared, divided by, 5, start superscript, 4, end superscript, end fraction, right parenthesis, start superscript, 4, end superscript, equals, question mark
选出正确答案:
不会做了?
不会做了?