If a =$$(27)(3^{-2})$$and x =$$(6)(3^{-1})$$, then which of the f

您还没有登录，登录以后才可以查看答疑和进行提问。

试题详情

If a =$$(27)(3^{-2})$$and x =$$(6)(3^{-1})$$, then which of the following is equivalent to$$(12)(3^{-x})$$ x $$(15)(2^{-a})$$?

A、–2245 * 320 * 5
B、$$\frac{2}{5}$$
C、$$\frac{5}{2}$$
D、24 * 38 * 5
E、2245 * 320 * 5

答案：C

专业教师答疑

最新

提问

还没有人问到这里。

问个问题

答疑小程序

最热提问

Reading Comprehension
If the information provided is true, which of the ......
Sentence Equivalence
Wilson is wont to emphasize the _____ of ants, how......
Text Completion
When the Agriculture Department (i)_____ its dieta......
Text Completion
Many readers today consider the moral sentiments e......
Text Completion
In modern times, friendship has become a _____ rel......
Sentence Equivalence
Although scientific progress leads to constant rev......
Reading Comprehension
Which of the following best states the author's ma......
Text Completion
The journalism professor`s first lecture tackled (......