What is the tens digit of $$3^{4}$$× $$7^{22}$$?

您还没有登录，登录以后才可以查看答疑和进行提问。

答案：6.0

4
评分

4
浏览

老师这道题讲一下呢。我只能算出个位是1和9

Quantitative Comparison
y>0Quantity A$$1+\frac{y}{1+y}$$Quantity B$$1+\fra......
Reading Comprehension
The passage suggests that the author would be like......
Sentence Equivalence
Growing up in a wealthy suburb, she felt quite the......
Text Completion
Despite the neighborhood’s lingering reputation ......
Sentence Equivalence
Explorers could not build each other’s knowledge......
Text Completion
There has been much hand-wringing about how unprep......
Reading Comprehension
Which of the following best summarizes the author'......
Reading Comprehension
The passage supplies information to suggest that i......