答案:B
解析:
Choice B is correct. Rewrite the expression using the following fact:
x^m*x^n=x^m+n
The equivalent expression is 1.
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答案:B
解析:
Choice B is correct. Rewrite the expression using the following fact:
x^m*x^n=x^m+n
The equivalent expression is 1.
重点单词 | 查看全部解释 | |||
equivalent | [i'kwivələnt] | 联想记忆 | ||
multiple | ['mʌltipl] | 联想记忆 |